CURRICULUM VITAE Born: January 7th 1968. Nationality: Slovene. Home: Matjaž Homan Malči Beličeve 63 1000 Ljubljana Slovenia tel: +38640885848 Office: University Children’s Hospital Bohoričeva 20 1000 Ljubljana Slovenia tel: +38615229276 Matjaz.Homan@guest.arnes.si Current positions: Paediatric gastroenterologist and hepatologist at University Children’s Hospital from 2003 Associate Professor at Medical Faculty in Ljubljana from 2013 At Biotechnology Faculty PhD study from 2019 Education: Medical Faculty in Ljubljana, graduated 1996 (MD). Professional exam passed in 1997. My residency in Paediatrics lasted from 1997-2003. I became license to work as Paediatrician after passing the master exam in 2003. Academic preparation: MSc in Education, Medical University of Zagreb, Croatia, 2004. Thesis: Prevalence and role of Helicobacter pylori cagA and iceA genes in Slovenian paediatric population Advisor: Prof. dr. Mario Poljak PhD in Education, Medical University of Ljubljana, Slovenia, 2009. Thesis: Clinical relevance of virulence genes and histological changes of stomach mucosa in Slovenian children infected with Helicobacter pylori. Advisors: Prof.dr. Boštjan Luzar, Prof.dr. Mario Poljak Languages: Fluent in English, Serbo-Croatian language. Can read and write some German. Professional experience: General practitioner at University Clinical Center from 1996 to 1997. Resident at General Hospital Novo mesto from 1997 to 1998. Resident at University Pediatric Clinic from 1998 to 2003. Consultant for Pediatric Gastroenterology at University Pediatric Clinic from 2003. Observer from January 15,2005 thru April 15, 2005 at Children’s Hospital of Philadelphia in USA. Observer from March 1 thru March 15 2006 at General Hospital in Bergamo (Center for liver transplantation), Italy. Observer from September 1 thru September 30 2007 at Birmingham Children Hospital (Liver Center). Masterclass in Pediatric Endoscopy, Royal Freed Hospital, London, UK in 2008 Hands-On Paediatric Endoscopy Training Course, Sheffield, UK in 2011 Visiting Professor from April 1 thru April 30 2014 at Boston’s Children Hospital, Harvard Medical School in Boston. Visiting Professor from August 1st thru November 1st 2017 at Great Ormond Street Hospital, Institute of Child Health, in London. Organization committee: The 1st South-Eastern European Pediatric Gastroenterology (SEEPEG) Meeting, Ljubljana, September 25-26th,2009. Pediatric Esophageal Diseases School 29.9.2010 - 2.10.2010, Ljubljana. The 2nd South-Eastern European Pediatric Gastroenterology (SEEPEG) Meeting. Bled, November 11th and 12th, 2011. XXVth International Workshop on Helicobacter and related bacteria in chronic digestive inflammation and gastric cancer September 12 – 14, 2012, Ljubljana, Slovenia The 3nd South-Eastern European Pediatric Gastroenterology (SEEPEG) Meeting. Belgrade, Serbia, October 25-26th, 2013. The first meeting of Eosinophilic esophagitis working group (ESPGHAN) in Ljubljana (January 2014) The second meeting of Eosinophilic esophagitis working group (ESPGHAN) in Ljubljana (April 2016) The third meeting of Eosinophilic esophagitis working group (ESPGHAN) in Ljubljana (April 2018) Duchenne’s Muscular Dystrophy –New Perspectives, September 21, 2018, Hotel Union, Ljubljana, Slovenia Vse kar ste hoteli vedeti o motnjah pri požiranju pa si niste upali vprašati, Ljubljana, SZP, Slovenian Society for Paediatrics, January 2019. ESPGHAN Monothematic Conference on Eosinophilic Gastrointestinal Diseases (EGIDs), Ljubljana, ESPGHAN, april 2019. ESPGHAN endoscopy school, Athens, ESPGHAN, June 2019. Vse kar ste hoteli vedeti o motnjah pri požiranju pa si niste upali vprašati- nadaljevanje, Ljubljana, SZP, Slovenian Society for Paediatrics, September 2020. Awards: KRKA award for young Scientist, October 29th 2004. Prednosti uporabe CO2 za insuflacijo črevesa med kolonoskopijo pri otrocih / Dora Mahkovic, Prešernova naloga je nagrajena s Fakultetno Prešernovo nagrado za leto 2014- mentor Matjaž Homan, Presern medical faculty award MEDIS award for Scientist, December 2015. Membership: - Slovenian Society for Gastroenterology member from 2005. - ESPGHAN member from 2006. - ESPEN member from 2009. - IFSO member from 2015 - Helicobacter pylori working group of ESPGHAN - member of steering committee (from 2017) - Endoscopy working group of ESPGHAN- secretary (from 2019) - Eosinophilic gastrointestinal disorders SIG of ESPGHAN- member (from 2015) Editorial positions: - Reviewer, Journal of Pediatric Gastroenterology and Nutrition from 2012 - Reviewer, World Journal of gastroenterology from 2012 - Reviewer, Acta Paediatrica from 2015 - Reviewer, Infectious Diseases from 2015 - Reviewer, Slovenian Journal of Public Health from 2014 - Reviewer, Slovenska pediatrija from 2008 - Reviewer, Gastrointestinal endoscopy from 2016 - Reviewer, Frontiers pediatrics from 2016 - Reviewer, Zdravniški vestnik from 2017 - Reviewer, Pediatrics from 2019 - Reviewer, Infection and drug resistance from 2021 Publications: Book chapters: - Homan M., Kržišnik C. (2013); Pomanjkanje vitaminov in mineralov v prehrani. In: Pediatrija (Ciril Kržišnik); Pages 99-104. - Homan M. (2014); Helicobacter pylori infection- what place does probiotic use have in its treatment, In: Intestinal microbiota, probiotics and prebiotics (Rok Orel); Pages 166-74. - Sedmak M, Homan M (2016); The history of liver transplantation in children in Slovenia, In: Razvoj transplantacijske medicine v Sloveniji programi, smernice in perspective (Danica Avsec in Zvonka Zupanič Slavec); Pages 218-22. - Homan M (2016); Zaprtje in enkopreza. Zbrana poglavja iz otroške pedopsihiatrije, Uredniki: Maja Drobnič Radobuljac, Peter Pregelj, Martina Tomori; izdano: Katedra za psihiatrijo Medicinska fakulteta v Ljubljani. - Homan M (2018); Endoscopic and functional investigations in neonatal gastroenterology, In: Neonatology (Darja Paro, Petja Fister); Pages 112-17. - Endoscopic bariatric approaches 387-401: Mike Thomson and Matjaz Homan chapter in the book Practical Pediatric Gastrointestinal Endoscopy, 3rd Edition by George Gershman (Editor), Mike Thomson (Editor). Original peer reviewed papers: -M. Homan, G. Logar-Car, M. Šurlan. Case: A girl with liver cirrhosis and hypersplenism-input of TIPS (transjugular intrahepatic portosystemic shunt). Slov Pediatr 1998; 5:93-7. -M. Homan, V.Glavnik, R.Orel. Eosinophilic gastroenteropathy in childhood. Gastroenterolog 2004. 8(2):121-124. -M. Homan, M Poljak. Genetic variability of Helicobacter pylori in children in Slovenia. Gastroenetrolog 2004. 8(2):73-77. -M. Homan. Abdominal pain in children. Gastroenterolog 2004. 8(1):38-41. -J. Brecelj, R. Orel, M. Homan, G. Logar, M. Sedmak. Infliximab therapy in the treatment of pediatric IBD- our experiences. Gastroenterolog 2004. 8(2):377-8. -J. Brecelj, R. Orel, M. Homan, M. Žerjav, M. Sedmak. A girl infected with Aspergilosis after liver transplantation. Izbrana poglavja iz pediatrije 2004;16:204-7. -M. Homan, Z. Dolenc-Stražar, R. Orel. Peutz-Jeghers syndrome: a case report. Acta Dermatovenerol Alp Panonica Adriat. 2005 Mar;14(1):26-9. -M. Homan, B. Luzar, R. Orel. Gastrointestinal polyps in children. Izbrana poglavja iz pediatrije 2005;17:95-104. -M. Homan, R.N. Baldassano, P. Mamula. Managing complicated Crohn's disease in children and adolescents. Nat Clin Pract Gastroenterol Hepatol. 2005 Dec;2(12):572-9. -R. Orel, J. Brecelj, M. Homan, R. Heuschkel. Treatment of oesophageal bile reflux in children: the results of a prospective study with omeprazole. J Pediatr Gastroenterol Nutr. 2006 Apr;42(4):376-83. -M. Homan, R. Orel, J. Brecelj, M. Sedmak. Percutaneus endoscopic gastrostomy. Izbrana poglavja iz pediatrije 2006;18:36-42. -J. Brecelj, R. Orel, M. Homan, T. Kamhi, M. Sedmak. The role of breathing tests in gastroenterology. Izbrana poglavja iz pediatrije 2006;18:30-6. -M. Sedmak, J. Brecelj, M. Homan, T. Kamhi, R. Orel. Pediatric gastroenterology, Hepatology and Nutrition- new chalenges. Izbrana poglavja iz pediatrije 2006;18:9-19. -J. Brecelj, R. Orel, M. Homan, M. Sedmak. Deep sedation during the endoscopy procedures in children. Izbrana poglavja iz pediatrije 2008;20:149-56. -M. Homan. Abdominal pains in children with liver and gallbladder diseases. 18 srečanje pediatrov v Mariboru 2008. 18:69-73. -M. Homan, M. Sedmak. Neonatal cholestasis. Gastroenterolog 2008. 12(2):24-27. -M. Homan, R.Orel. Eosinophilic esofagitis in children. Gastroenterolog 2008. 12(2):20-22. -A. Borinc Beden, J. Brecelj, N. Bratanič, M. Homan, M. Homšak, K. Jenko. Guidelines for diagnosis and treatment of children with Cystic fibrosis. Izbrana poglavja iz pediatrije 2009.21:137-156. -R. Orel, M. Homan. Eosinophilic diseases of the gastrointestinal tract in pediatric patients. . Izbrana poglavja iz pediatrije 2009.21:169-183. -M. Homan, B. Luzar, B. Kocjan, R.Orel, T. Močilnik, M. Shrestha, M. Kveder, M. Poljak. Prevalence and Clinical Relevance of cagA, vacA, and iceA Genotypes of Helicobacter pylori Isolated From Slovenian Children. JPGN 2009.49:289-296 -M. Homan. Hirschsprung's disease. Izbrana poglavja iz pediatrije 2010.22:251-257. -M.Benedik-Dolničar, M.Homan, J.Brecelj. JAK2V617F Mutation in a 9-Year-old Girl With Polycythemia Vera and Budd-Chiari Syndrome: A Case Report; J Pediatr Hematol Oncol. 2011 May 5. -M. Homan, T. Avčin. 'Nodularity of the small intestine in a child with systemic mastocytosis associated with hyper-immunoglobulin M syndrome'; JPGN 2011 Sep;53(3):245. -J. Brecelj, M. Homan, T. Kamhi, R. Orel; Ketamine Sedation for Gastrointestinal Endoscopies in Children; Med Razgl 2011, 50:S5 -M. Homan; Current Status of Therapy in Autoimmune Liver Disease in Children; Med Razgl 2011, 50:S5:59-63. - Homan M, Volavšek M. The Rectal tonsil. JPGN 2012 May;54(5):575. - Homan M. Eosinophilic Colitis. Gastroenterolog 2012; 16(1): 47-49. - Homan M, Hojsak I, Kolaček S.; Helicobacter pylori in pediatrics. Helicobacter. 2012 17 Suppl 1:43-8. - Fister P, Orel R, Sedmak M, Gvardijančič D, Homan M. Biliary atresia in Slovenia Congenital extrahepatic biliary atresia in children in Slovenia – epidemiological retrospective data; Zdrav Vestn 2013; 82:86-92. - Homan M, Orel R, Liacouras C. Caustic ingestion: a possible cause of eosinophilic esophagitis? Pediatrics. 2013 Apr;131(4):e1284-7. - Homan M. Eosinophilic esophagitis in children- recent updates. Gastroenterolog 2013; 17(2): 18-21. - Bratkovič M., Rajič V., Homan M. Schwachman Diamond syndrome-two case reports. Slov Pediatr 2013; 20:12-19. - Homan M. Zdravljenje funkcionalnih bolezni z zdravili. Izbrana poglavja iz pediatrije 2013.25:196-203. - Homan M. Autoimmune liver disease and therapy in childhood. Zdrav Vestn 2013;82 supl 1: I-45–50. - Homan. M. Probiotics in antibiotic associated diarrhea in children. Zdrav Vestn 2013; 82 supl 1: I-65–9. - Homan M. Novosti pri apliciranju enteralne prehrane. Izbrana poglavja iz pediatrije 2014.26:157-162. - Homan M, Sterbenc A, Kocjan BJ, Luzar B, Zidar N, Orel R, Poljak M. Prevalence of the Helicobacter pylori babA2 gene and correlation with the degree of gastritis in infected Slovenian children. Antonie Van Leeuwenhoek.2014. 106: 637-645. - Homan M., Blagus R, Jeverica AK, Orel R. Pediatric Eosinophilic Esophagitis in Slovenia: Data from a retrospective epidemiological study 2005-2012. JPGN 2015 Sept ; 61:313-8. - Čajka A., Homan M. Avtoimunske bolezni jeter. Slov Pediatr 2014; 21:172-80. - Tomazic A, Gvardijancic D, Maucec J, Homan M. Inflammatory myofibroblastic tumor of the pancreatic head- a case report of a 6 months old child and review of the literature. Radiol Oncol 2015 Aug; 49:265-70. - Homan M, Orel R. Are probiotics useful in Helicobacter pylori eradication? World J Gastroenterol. 2015 Oct 7;21(37):10644-53. - Homan M, Mahkovic D, Orel R, Mamula P. Randomized, double-blind trial of CO2 versus air insufflation in children undergoing colonoscopy. Gastrointest Endosc. 2016 May;83(5):993-7. - Orel R, Murch S, Amil Dias J, Vandenplas Y, Homan M. Eosinophilic esophagitis that develops during therapy with proton pump inhibitors: case series and possible mechanisms. Acta Gastroenterol Belg. 2016 Apr-Jun;79(2):245-50. - Charbit-Henrion F, Jeverica AK, Bègue B, Markelj G, Parlato M, Avčin SL, Callebaut I, Bras M, Parisot M, Jazbec J, Homan M, Ihan A, Rieux-Laucat F, Stolzenberg MC, Ruemmele FM, Avčin T, Cerf-Bensussan N; GENIUS Group. Deficiency in Mucosa Associated Lymphoid Tissue Lymphoma Translocation 1 (MALT1): A Novel Cause of Ipex-Like Syndrome. JPGN 2016 Jun 2. [Epub ahead of print] - Kočevar U, Toplak N, Kosmač B, Kopač L, Vesel S, Krajnc N, Homan M, Rus R, Avčin T. Acute rheumatic fever outbreak in southern central European country. Eur J Pediatr. 2017 Jan;176(1):23-29. - Homan M, Poljak M, Zidar N. Esophageal Squamous Cell Papilloma. J Pediatr. 2017 Jan;180:286. - Jones NL, Koletzko S, Goodman K, Bontems P, Cadranel S, Casswall T, Czinn S, Gold BD, Guarner J, Elitsur Y, Homan M, Kalach N, Kori M, Madrazo A, Megraud F, Papadopoulou A, Rowland M; ESPGHAN, NASPGHAN. Joint ESPGHAN/NASPGHAN Guidelines for the Management of Helicobacter pylori in Children and Adolescents (Update 2016). J Pediatr Gastroenterol Nutr. 2017 Jun;64(6):991-1003. doi: 10.1097/MPG.0000000000001594. - Deneau MR, El-Matary W, Valentino PL, Abdou R, Alqoaer K, Amin M, Amir AZ, Auth M, Bazerbachi F, Broderick A, Chan A, Cotter J, Doan S, El-Youssef M, Ferrari F, Furuya KN, Gottrand M, Gottrand F, Gupta N, Homan M, Kamath BM, Kim KM, Kolho KL, Konidari A, Koot B, Iorio R, Ledder O, Mack C, Martinez M, Miloh T, Mohan P, O'Cathain N, Papadopoulou A, Ricciuto A, Saubermann L, Sathya P, Shteyer E, Smolka V, Tanaka A, Varier R, Venkat V, Vitola B, Vos MB, Woynarowski M, Yap J, Jensen MK. The natural history of primary sclerosing cholangitis in 781 children: A multicenter, international collaboration. Hepatology. 2017 Aug;66(2):518-527. doi: 10.1002/hep.29204. - Butenko T, Jeverica S, Orel R, Homan M. Antibacterial resistance and the success of tailored triple therapy in Helicobacter pylori strains isolated from Slovenian children. Helicobacter. 2017 Jun 27. doi: 10.1111/hel.12400. - Orel A, Homan M, Blagus R, Benedik E, Orel R, Fidler Mis N. Nutrition of Patients with Severe Neurologic Impairment. Radiol Oncol. 2017 Dec 7;52(1):83-89. doi: 10.1515/raon-2017-0060. eCollection 2018 Mar. - Kotilea K, Kalach N, Homan M, Bontems P. Helicobacter pylori Infection in Pediatric Patients: Update on Diagnosis and Eradication Strategies. Paediatr Drugs. 2018 May 22. doi: 10.1007/s40272-018-0296-y. - Charbit-Henrion F, Parlato M, Hanein S, Duclaux-Loras R, Nowak J, Begue B, Rakotobe S, Bruneau J, Fourrage C, Alibeu O, Rieux-Laucat F, Lévy E, Stolzenberg MC, Mazerolles F, Latour S, Lenoir C, Fischer A, Picard C, Aloi M, Amil Dias J, Ben Hariz M, Bourrier A, Breuer C, Breton A, Bronski J, Buderus S, Cananzi M, Coopman S, Crémilleux C, Dabadie A, Dumant-Forest C, Egritas Gurkan O, Fabre A, Fischer A, German Diaz M, Gonzalez-Lama Y, Goulet O, Guariso G, Gurcan N, Homan M, et al. Diagnostic Yield of Next-Generation Sequencing in Very Early-Onset Inflammatory Bowel Diseases: A Multicenter Study. J Crohns Colitis. 2018 May 18. doi: 10.1093/ecco-jcc/jjy068. - Rus R, Ključevšek D, Homan M. Acute Pancreatitis as a Rare Complication After Gastrostomy Tube Insertion. J Pediatr Gastroenterol Nutr. 2018 Jun 12. doi: 10.1097/MPG.0000000000002060. - Drobne D, Kurent T, Golob S, Svegl P, Rajar P, Terzic S, Kozelj M, Novak G, Smrekar N, Plut S, Sever N, Strnisa L, Hanzel J, Brecelj J, Urlep D, Osredkar J, Homan M, Orel R, Stabuc B, Ferkolj I, Smid A. Success and safety of high infliximab trough levels in inflammatory bowel disease. Scand J Gastroenterol. 2018 Aug;53(8):940-946. doi: 10.1080/00365521.2018.1486882. Epub 2018 Jul 10. - Šterbenc A, Poljak M, Zidar N, Luzar B, Homan M. Prevalence of the Helicobacter pylori homA and homB genes and their correlation with histological parameters in children. Microb Pathog. 2018 Sep 6;125:26-32. doi: 10.1016/j.micpath.2018.09.005. [Epub ahead of print] - Blejc Novak A, Zupančič Ž, Plut D, Gvardijančič D, Homan M. Rapunzel syndrome: a rare form of trichobezoar in the stomach with some extension into the small intestine. Acta Dermatovenerol Alp Pannonica Adriat. 2018 Sep;27(3):155-157. - Deneau MR, Mack C, Abdou R, Amin M, Amir A, Auth M, Bazerbachi F, Marie Broderick A, Chan A, DiGuglielmo M, El-Matary W, El-Youssef M, Ferrari F, Furuya KN, Gottrand F, Gupta N, Homan M, Jensen MK, Kamath BM, Mo Kim K, Kolho KL, Konidari A, Koot B, Iorio R, Martinez M, Mohan P, Palle S, Papadopoulou A, Ricciuto A, Saubermann L, Sathya P, Shteyer E, Smolka V, Tanaka A, Valentino PL, Varier R, Venkat V, Vitola B, Vos MB, Woynarowski M, Yap J, Miloh T. Gamma Glutamyltransferase Reduction Is Associated With Favorable Outcomes in Pediatric Primary Sclerosing Cholangitis. Hepatol Commun. 2018 Sep 25;2(11):1369-1378. - M. Koder, M. Homan. Updated recommendations for the management and follow-up of children with hereditary gastrointestinal polyposis syndromes. Slov Pediatr 2018; 25:360-366. - Homan M., Okužba s Helicobacter pylori pri otrocih (posodobljena mednarodna priporočila). Gastroenterolog 2018; 2: 11-16. - Homan M. Obravnava otrok, okuženih z bakterijo Helicobacter pylori. Zdrav Vestn. 2018;87(7–8):378–84. - Mišak Z, Hojsak I, Homan M. Review: Helicobacter pylori in pediatrics. Helicobacter. 2019 Sep;24 Suppl 1:e12639. - Šterbenc A, Jarc E, Poljak M, Homan M. Helicobacter pylori virulence genes. World J Gastroenterol. 2019 Sep 7;25(33):4870-4884 - Deneau MR, Valentino PL, Mack C, Alqoaer K, Amin M, Amir AZ, Aumar M, Auth M, Broderick A, DiGuglielmo M, Draijer LG, El-Matary W, Ferrari F, Furuya KN, Gottrand F, Gupta N, Homan M, et al. Assessing the Validity of Adult-derived Prognostic Models for Primary Sclerosing Cholangitis Outcomes in Children. J Pediatr Gastroenterol Nutr. 2020 Jan;70(1):e12-e17. - Homan M, Kovač J, Orel R, Battelino T, Kotnik P. Relevant Weight Reduction and Reversed Metabolic Co-morbidities Can Be Achieved by Duodenojejunal Bypass Liner in Adolescents with Morbid Obesity. Obes Surg. 2020 Mar;30(3):1001-1010. - Deneau MR, Mack C, Perito ER, Ricciuto A, Valentino PL, Amin M, Amir AZ, Aumar M, Auth M, Broderick A, DiGuglielmo M, Draijer LG, Tavares Fagundes ED, El-Matary W, Ferrari F, Furuya KN, Gupta N, Hochberg JT, Homan M, et al. The Sclerosing Cholangitis Outcomes in Pediatrics (SCOPE) index: a prognostic tool for children. Hepatology. 021 Mar;73(3):1074-1087. doi: 10.1002/hep.31393. Epub 2020 Dec 19. PMID: 32464706; PMCID: PMC8557635. - Kori M, Le Thi TG, Werkstetter K, Sustmann A, Bontems P, Lopes AI, Oleastro M, Iwanczak B, Kalach N, Misak Z, Cabral J, Homan M, et al. Helicobacter Pylori Infection in Pediatric Patients Living in Europe: Results of the EuroPedHP Registry 2013-2016. J Pediatr Gastroenterol Nutr. 2020 Oct;71(4):476-483. 10.1097/MPG.0000000000002816. PMID: 32541200. - Šterbenc A, Lunar MM, Homan M, Luzar B, Zidar N, Poljak M. Prevalence of the Helicobacter pylori babA2 Gene in Children Mainly Depends on the PCR Primer Set Used. Can J Infect Dis Med Microbiol. 2020 Aug 13;2020:4080248. doi: 10.1155/2020/4080248. PMID: 32855749; PMCID: PMC7443014. - Charbit-Henrion F, Parlato M, Hanein S, Duclaux-Loras R, Nowak J, Begue B, Rakotobe S, Bruneau J, Fourrage C, Alibeu O, Rieux-Laucat F, Lévy E, Stolzenberg MC, Mazerolles F, Latour S, Lenoir C, Fischer A, Picard C, Aloi M, Dias JA, Hariz MB, Bourrier A, Breuer C, Breton A, Bronsky J, Buderus S, Cananzi M, Coopman S, Crémilleux C, Dabadie A, Dumant-Forest C, Gurkan OE, Fabre A, Fischer A, Diaz MG, Gonzalez-Lama Y, Goulet O, Guariso G, Gurcan N, Homan M,et al. Corrigendum to: Diagnostic Yield of Next-Generation Sequencing in Very Early-Onset Inflammatory Bowel Diseases: A Multicenter Study. J Crohns Colitis. 2021 Mar 5;15(3):517-518. doi: 10.1093/ecco-jcc/jjaa164. Erratum for: J PMC7944498. -Peček J, Fister P, Homan M. Abernethy syndrome in Slovenian children: Five case reports and review of literature. World J Gastroenterol. 2020 Oct 7;26(37):5731-5744. doi: 10.3748/wjg.v26.i37.5731. PMID: 33088165; PMCID: PMC7545390. - Tam SS, Picoraro JA, Gupta SK, Oliva S, et al; International Pediatric Gastroenterology COVID-19 Alliance. Changes to Pediatric Gastroenterology Practice During the COVID-19 Pandemic and Lessons Learned: An International Survey of Division and Group Heads. Gastroenterology. 2021 Sep;161(3):1052-1055. doi: 10.1053/j.gastro.2021.02.064. Epub 2021 Mar 4. PMID: 33675745; PMCID: PMC8093127. - Homan M, Hauser B, Romano C, Tzivinikos C, Torroni F, Gottrand F, Hojsak I, Dall'Oglio L, Thomson M, Bontems P, Narula P, Furlano R, Oliva S, Amil-Dias J. Percutaneous Endoscopic Gastrostomy in Children: An Update to the ESPGHAN Position Paper. J Pediatr Gastroenterol Nutr. 2021 Sep 1;73(3):415-426. doi: 10.1097/MPG.0000000000003207. PMID: 34155150. - Klemenčič S, Bujišić A, Hribernik NŠ, Battelino T, Homan M, Orel R, Kotnik P. Psychological Outcomes and Predictors of Weight Loss in Adolescents With Severe Obesity Following a Reversible Endoscopic Bariatric Procedure. Front Pediatr. 2021 Jun 4;9:688287. doi: 10.3389/fped.2021.688287. PMID: 34178903; PMCID: PMC8223602. -Athiana I, Légeret C, Bontems P, Dall'Oglio L, De Angelis P, Dias JA, Hauser B, Homan M, Narula P, Norsa L, Oliva S, Papadopoulou A, Romano C, Thomson M, Vila-Miravet V, Furlano RI. Significant variations across European centres in implementing recommended guidelines for the paediatric gastroenterology endoscopy suite during the COVID-19 pandemic. JPGN Rep. 2021 May 27;2(3):e061. doi: 10.1097/PG9.0000000000000061. PMID: 34192294; PMCID: PMC8162040. - Kalach N, Misak Z, Bontems P, Kori M, Homan M,et al; on behalf the ESPGHAN-Helicobacter pylori Special Interest Group (ESPGHAN- H. pylori-SIG). Systematic Review and Meta- Analysis of Histological Gastric Biopsies Aspects According to the Updated Sydney System in Children. J Pediatr Gastroenterol Nutr. 2021 Sep 9. doi: 10.1097/MPG.0000000000003259. Epub ahead of print. PMID: 34338237. - Lightdale JR, Walsh CM, Fishman DS, Furlano RI, Mamula P, Gillett PM, Narula P, Hojsak I, Oliva S, Homan M,et al. ; PEnQuIN Working Group. Pediatric Endoscopy Quality Improvement Network (PEnQuIN) Pediatric Endoscopy Reporting Elements: A Joint NASPGHAN/ESPGHAN Guideline. J Pediatr Gastroenterol Nutr. 2021 Aug 16. doi: 10.1097/MPG.0000000000003266. Epub ahead of print. PMID: 34402488. - Walsh CM, Lightdale JR, Leibowitz IH, Lerner DG, Liu QY, Mack DR, Mamula P, Narula P, Oliva S, Riley MR, Rosh JR, Tavares M, Utterson EC, Amil-Dias J, Bontems P, Brill H, Croft NM, Fishman DS, Furlano RI, Gillett PM, Hojsak I, Homan M, et al; PEnQuIN Working Group. Pediatric Endoscopy Quality Improvement Network (PEnQuIN) Quality Standards and Indicators for Pediatric Endoscopists and Endoscopists in Training: A Joint NASPGHAN/ESPGHAN Guideline. JPediatr Gastroenterol Nutr. 2021 Aug 16. doi: 10.1097/MPG.0000000000003265. Epub ahead of print. PMID: 34402487. - Lightdale JR, Walsh CM, Oliva S, Jacobson K, Huynh HQ, Homan M, et al; PEnQuIN Working Group. Pediatric Endoscopy Quality ImprovementNetwork (PEnQuIN) Quality Standards and Indicators for Pediatric Endoscopic Procedures: A Joint NASPGHAN/ESPGHAN Guideline. J Pediatr Gastroenterol Nutr. 2021 Aug 16. doi: 10.1097/MPG.0000000000003264. Epub ahead of print. PMID: 34402486. - Lightdale JR, Walsh CM, Narula P, Utterson EC, Tavares M, Rosh JR, Riley MR, Oliva S, Mamula P, Mack DR, Liu QY, Lerner DG, Leibowitz IH, Jacobson K, Huynh HQ, Homan M, et al; PEnQuIN Working Group. Pediatric Endoscopy Quality ImprovementNetwork (PEnQuIN) Quality Standards and Indicators for Pediatric EndoscopyFacilities: A Joint NASPGHAN/ESPGHAN Guideline. J Pediatr Gastroenterol Nutr.2021 Aug 16. doi: 10.1097/MPG.0000000000003263. Epub ahead of print. PMID: 34402485. - Walsh CM, Lightdale JR, Mack DR, Amil-Dias J, Bontems P, Brill H, Croft NM, Fishman DS, Furlano RI, Gillett PM, Hojsak I, Homan M,et al; PEnQuIN Working Group. Overview of the Pediatric EndoscopyQuality Improvement Network (PEnQuIN) Quality Standards and Indicators forPediatric Endoscopy: A JointNASPGHAN/ESPGHAN Guideline. J Pediatr GastroenterolNutr. 2021 Aug 16. doi: 10.1097/MPG.0000000000003262. Epub ahead of print. PMID:34402484. - Mubarak A, Benninga MA, Broekaert I, Dolinsek J, Homan M, Mas E, Miele E, Pienar C, Thapar N, Thomson M, Tzivinikos C, de Ridder L. Diagnosis, Management, and Prevention of Button Battery Ingestion in Childhood: A European Society for Paediatric Gastroenterology Hepatology and Nutrition Position Paper. J Pediatr Gastroenterol Nutr. 2021 Jul 1;73(1):129-136. doi: 10.1097/MPG.0000000000003048. PMID: 33555169. Published abstracts: -M. Homan, M. Poljak, B.J. Kocjan, G. Panter, K. Seme, M. Gubina. Helicobacter pylori cagA and iceA genotypes in Slovenian pediatric population. JPGN 2004. 39(1):S384. -M. Homan, B.J. Kocjan, M. Poljak, G. Panter, K. Seme. Prevalence of infection with multiple Helicobacter pylori strains in Slovenian pediatric population. Helicobacter 2005. Abstracts 10(5):479. -Luzar B, Poljak M, Homan M, Kocjan BM, Panter G, Shrestha M, Kveder M, Močilnik T. Helicobacter pylori infection in children: correlation between cagA, iceA and vacA genotypes and histopathological changes in gastric mucosa. Virchows Archiv 2005. 447(2):327. -J. Brecelj, M. Homan, M. Sedmak, R. Orel. Safety of ketamine sedation by non-anesthesiologists for paediatric gastroenterology procedures. JPGN 2006. 39:34. -M. Homan, R.Orel. Foreign Body Ingestion Leading to Complete Obstruction of the Pyloric Channel-Case report. Med Razgl 2009. -M. Homan, J. Brecelj, R.Orel. Effect of Percutaneous Endoscopic Gastrostomy on Gastroesophageal Reflux in children. Med Razgl 2009. -P. Fister, A. Kenig, D. Ključevšek, M. Tomažič, M. Homan, J. Brecelj, D. Paro-Panjan. Two cases of congenital portosystemic venous shunts in neonates. Early Hum Dev 2010.86:S129-130. -M. Homan, R. Orel. Forign Bodies in the Esophagus in a Mentally Disturbed Girl; Med Razgl 2011, 50:S5 -M. Homan, B. J. Kocjan, A.Šterbenc, B. Luzar, N. Zidar , R. Orel, M. Poljak;Prevalence and Clinical Relevance of cagA, vacA, iceA and babA2 genes in Slovenian pediatric population infected with Helicobacter pylori. Helicobacter 2012. 17 Suppl 1:84. - M. Homan, B. J. Kocjan, A.Šterbenc, B. Luzar, N. Zidar , R. Orel, M. Poljak; Pre-neoplastic lesions in gastric biopsies of children are not dependent on infection with cagA, vacA, iceA and babA2 strains. Helicobacter 2012. 17 Suppl 1:69. - M. Homan, A. Levanič, R. Orel; Helicobacter pylori carditis in dyspeptic children. Helicobacter 2012. 17 Suppl 1:91. - B.J. Kocjan, M. Homan, A. Šterbenc, M. Poljak; Development of a novel Helicobacter pylori babA2 gene specific polymerase chain reaction (PCR) assay. Helicobacter 2012. 17 Suppl 1:83. - A. Šterbenc, M. Homan, B.J. Kocjan, B. Luzar, N. Zidar, M. Poljak; Prevalence and clinical significance of homA and homB, two novel Helicobacter pylori virulence markers, in Slovenian pediatric population. Helicobacter 2012. 17 Suppl 1:67. - A. Šterbenc, BJ. Kocjan, B. Luzar, N. Zidar, M. Homan, M. Poljak; Clinical significance of combinations of Helicobacter pylori virulence genes in Slovenian paediatric population. Helicobacter 2013. 18 Suppl 1:91-92. - S. Jeverica, A. Levanic, LG Zvikar, U. Dolinar, M. Homan; Helicobacter pylori eradication rate in Slovenian paediatric population, 2011-2012. Helicobacter 2013. 18 Suppl 1:117. - M. Homan, R. Orel; Effect of percutaneous endoscopic gastrostomy on gastroesophageal reflux in children. ESPGHAN 2014, abstracts 218 (PO-G-0115). - Fabienne Charbit-Henrion, Anja Koren Jeverica, Bernadette Begue, Patrick Nitschke ,Christine Bole, Matjaz Homan,Tadej Avcin, Nadine Cerf-Bensussan, Frank Ruemmele. Malt -1 loss of function mutation: a new cause of early onset auto-immune enteropathy. ESPGHAN 2015, abstracts (PO-G-0091). - Matjaž Homan, Rok Orel, Dora Mahkota, Peter Mamula. Randomized, controlled study of carbon dioxide insufflation during colonoscopy in sedated children. ESPGHAN 2015, abstracts (PO-G-1255)- oral presentation. - Homan M, Butenko T, Orel R, Dolinar U, Jeverica S. High eradication rate of antibiogram guided therapy of Helicobacter pylori infection in Slovenian children. ESPGHAN 2015, abstracts (PO-G-1253). - Kotnik P, Homan M, Orel R, Battelino T. Initial Experience with Endoscopically Placed Duodenal–Jejunal Bypass Liner (Endobarrier) in Morbidly Obese Adolescents Horm Res Paediatr 2015;84(suppl 1):59- oral presentation. - Šterbenc A, Homan M, Kocjan B, Zidar N, Poljak M. The significance of Helicobacter pylori genotype profiles in the development of pre-neoplastic gastric lesions in children. ESCMID 2016, abstract (PO922). - Homan M, Battelino T, Kotnik P, Orel R. Duodenal–Jejunal Bypass Liner- Primary Experience in Morbidly Obese Adolescents, Safety and Efficacy. ESPGHAN 2016, JPGN Vol. 62, Supplement 1, May 2016: 273 (G-P 099). Best awarded poster. - Orel A, Fidler Mis N , Homan M , Orel R. Nutritional status of children with severe form of cerebral palsy fed by gastrostomy. ESPGHAN 2016, JPGN. Vol. 62, Supplement 1, May 2016: 747 (N-P-016). -Homan M., Battelino T., Kotnik P., Orel R. University Children’s Hospital, University Medical Centre Ljubljana, Ljubljana, Slovenia. Primary clinical experience with the use of duodenal: jejunal bypass liner in morbidly obese adolescents. WCPGHAN 2016, October 2016:543. Best awarded poster. - Deneau M, El-Matary W, Varier R, Auth M, Konidari A, Miloh T, Shteyer E, Ledder O, Abdou R, Vitola B, Homan M, Papadopoulou A, Furuya K, Kim K, Woynarowski M, Gottrand M, Gottrand F, Broderick A, Valentino P, Martinez M, Ricciuto A, Kamath B, Venkat V, Gupta N, Iorio R, Bazerbachi F, El-Youssef M, Kolho K, Amin M, Doan S, Jensen MK (October 2016). Laboratory predictors of longterm prognosis in primary sclerosing cholangitis: data from the pediatric PSC consortium [Abstract]. Hepatology, 63(1), 350A. - Deneau M, El-Matary W, Varier R, Auth M, Konidari A, Miloh T, Shteyer E, Ledder O, Abdou R, Vitola B, Homan M, Papadopoulou A, Furuya K, Kim K, Woynarowski M, Gottrand M, Gottrand F, Broderick A, Valentino P, Martinez M, Ricciuto A, Kamath B, Venkat V, Gupta N, Iorio R, Bazerbachi F, El-Youssef M, Kolho K, Amin M, Doan S, Jensen MK (October 2016). Ursodeoxycholic acid treatment does not improve liver outcomes in pediatric PSC: a multicenter, international collaboration [Abstract]. Hepatology, 63(1), 349A. - Deneau M, El-Matary W, Varier R, Auth M, Konidari A, Miloh T, Shteyer E, Ledder O, Abdou R, Vitola B, Homan M, Papadopoulou A, Furuya K, Kim K, Woynarowski M, Gottrand M, Gottrand F, Broderick A, Valentino P, Martinez M, Ricciuto A, Kamath B, Venkat V, Gupta N, Iorio R, Bazerbachi F, El-Youssef M, Kolho K, Amin M, Doan S, Jensen MK (October 2016). The Natural History of Primary Sclerosing Cholangitis in 500 Children: A multicenter, international collaboration [Abstract]. Hepatology, 63(1), 72A. - Ricciuto A, Kamath B, El-Matary W, Varier R, Auth M, Konidari A, Miloh T, Shteyer E, Ledder O, Abdou R, Vitola B, Homan M, Papadopoulou A, Furuya K, Kim K, Woynarowski M, Gottrand M, Gottrand F, Broderick A, Valentino P, Martinez M, Venkat V, Gupta N, Iorio R, Bazerbachi F, El-Youssef M, Kolho K, Amin M, Doan S, Jensen MK, Deneau M (October 2016). Primary sclerosing cholangitis and autoimmune sclerosing cholangitis are associated with similar outcomes: data from the pediatric PSC consortium [Abstract]. Hepatology, 63(1), 352A. - Kotnik P, Homan M, Orel R, Battelino T. Efficacy and Safety of Duodenal- Jejunal bypass liner in morbiditly obese adolescents-1 year experience. ESPE abstracts (2016), 86, FC 13.4. - Bazerbachi F, *Ricciuto A, Kamath B, *Abdou R, *Amin M, Amir A, Auth M, Broderick A, *Chan A, *Cotter J, *Doan S, El-Matary W, El-Youssef M, Ferrari F, Furuya K, Gottrand M, Gottrand F, Gupta N, Homan M, Jensen MK, Kim KM, Kolho K, Konidari A, Koot B, Iorio R, Ledder O, Mack C, Martinez M, Miloh T, Mohan P, OCathain N, Papadopoulou A, Sathya P, Shteyer E, Tanaka A, Varier R, Valentino P, Venkat V, Vitola B, Vos M, Vratislav S, Woynarowski M, Yap J, Deneau M (4/1/2017). Recurrence of primary sclerosing cholangitis after liver transplantation in children: data from the Pediatric PSC Consortium [Abstract]. Gastroenterology, 152(5 (supplement 1)), S1062-1064. - Ricciuto A, Kamath B, *Abdou R, *Amin M, Amir A, Auth M, *Bazerbacki F, Broderick A, *Chan A, *Cotter J, *Doan S, El-Matary W, El-Youssef M, Ferrari F, Furuya K, Gottrand M, Gottrand F, Gupta N, Homan M, Jensen MK, Kim KM, Kolho K, Konidari A, Koot B, Iorio R, Ledder O, Mack C, Martinez M, Miloh T, Mohan P, OCathain N, Papadopoulou A, Sathya P, Shteyer E, Tanaka A, Varier R, Valentino P, Venkat V, Vitola B, Vos M, Vratislav S, Woynarowski M, Yap J, Deneau M (4/1/2017). A comparison of primary sclerosing cholangitis with and without associated inflammatory bowel disease: data from the pediatric PSC consortium [Abstract]. Gastroenterology, 152(5 (Supplement 1)), S1057. - Bazerbachi F, *Ricciuto A, Kamath B, *Abdou R, *Amin M, Amir A, Auth M, Broderick A, *Chan A, *Cotter J, *Doan S, El-Matary W, El-Youssef M, Ferrari F, Furuya K, Gottrand M, Gottrand F, Gupta N, Homan M, Jensen MK, Kim KM, Kolho K, Konidari A, Koot B, Iorio R, Ledder O, Mack C, Martinez M, Miloh T, Mohan P, OCathain N, Papadopoulou A, Sathya P, Shteyer E, Tanaka A, Varier R, Valentino P, Venkat V, Vitola B, Vos M, Vratislav S, Woynarowski M, Yap J, Deneau M (4/1/2017). Recurrence of primary sclerosing cholangitis after liver transplantation in children: data from the Pediatric PSC Consortium [Abstract]. Journal of Hepatology, 66(Supplement 1), S76. - Deneau M, *Bazerbachi F, *Ricciuto A, Kamath B, *Abdou R, *Amin M, Amir A, Auth M, Broderick A, *Chan A, *Cotter J, *Doan S, El-Matary W, El-Youssef M, Ferrari F, Furuya K, Gottrand M, Gottrand F, Gupta N, Homan M, Jensen MK, Kim KM, Kolho K, Konidari A, Koot B, Iorio R, Ledder O, Mack C, Martinez M, Miloh T, Mohan P, *OCathain N, Papadopoulou A, Sathya P, Shteyer E, Tanaka A, Varier R, Valentino P, Venkat V, Vitola B, Vos M, Vratislav S, Woynarowski M, Yap J (10/1/2017). Improvement in GGT Predicts Event-Free Survival in Primary Sclerosing Cholangitis Regardless of Treatment with Ursodeoxycholic Acid: Data from the Pediatric PSC Consortium [Abstract]. Hepatology, 66(S1), 58A. - Deneau M, *Bazerbachi F, *Ricciuto A, Kamath B, *Abdou R, *Amin M, Amir A, Auth M, Broderick A, *Chan A, *Cotter J, *Doan S, El-Matary W, El-Youssef M, Ferrari F, Furuya K, Gottrand M, Gottrand F, Gupta N, Homan M, Jensen MK, Kim KM, Kolho K, Konidari A, Koot B, Iorio R, Ledder O, Mack C, Martinez M, Miloh T, Mohan P, *OCathain N, Papadopoulou A, Sathya P, Shteyer E, Tanaka A, Varier R, Valentino P, Venkat V, Vitola B, Vos M, Vratislav S, Woynarowski M, Yap J (11/1/2017). Validating the Mayo Model of Primary Sclerosing Cholangitis Outcomes in Children: Data from the Pediatric PSC Consortium [Abstract]. Journal of Pediatric Gastroenterology and Nutrition, 65(S2), S162. - Ricciuto A, Kamath B, *Abdou R, *Amin M, Amir A, Auth M, *Bazerbacki F, Broderick A, *Chan A, *Cotter J, *Doan S, El-Matary W, El-Youssef M, Ferrari F, Furuya K, Gottrand M, Gottrand F, Gupta N, Homan M, Jensen MK, Kim KM, Kolho K, Konidari A, Koot B, Iorio R, Ledder O, Mack C, Martinez M, Miloh T, Mohan P, OCathain N, Papadopoulou A, Sathya P, Shteyer E, Tanaka A, Varier R, Valentino P, Venkat V, Vitola B, Vos M, Vratislav S, Woynarowski M, Yap J, Deneau M (11/1/2017). Primary Sclerosing Cholangitis with and without Association Inflammatory Bowel Disease: Data from the Pediatric PSC Consortium [Abstract]. Journal of Pediatric Gastroenterology and Nutrition, 65(S2), S48-S49. - Anija Orel, Nataša Fidler Mis, Matjaz Homan, Rok Orel, Rok Blagus Is gastrostomy feeding with pureed food as effective as enteral formula in treatment of severely malnourished patients with neurologic impairment? ESPGHAN abstracts (2017),1003, N-P-158. - Michal Kori, Katharina Werkstetter, Andrea Sustmann, Ana Isabel Lopez, José Cabral, Barbara Iwanczak, Zrinjka Mišak, Nicolas Kalach, Ender Pehlivanoglu, Meltem Ugras, Matjaz Homan, Maria José Martínez, Pedro Urruzuno, Ma Luz Cilleruelo Pascual, Thomas Casswall, Maria Rogalidou, Sonny Chong, Vaidotas Urbonas, Eleftheria Roma, Alexandra Papadopoulou, Jernej Dolinšek, Erasmo Miele, Angelika Kindermann, Francesca Rea, Áron Cseh,Sibylle Koletzko. Clinical presentation and antibiotic susceptability: results of the European pediatric helicobacter pylori registry. ESPGHAN abstracts (2017),2, G-O-001. - Vinod Kolimarala, Katharina Werkstetter, Sonny Chong, Michal Kori, Barbara Iwanczak, Jernej Dolinšek, Matjaz Homan, Alexandra Papadopoulou, Maria Rogalidou, Eleftheria Roma, Maria José Martínez, Pedro Urruzuno, Ma Luz Cilleruelo Pascual, Áron Cseh, Andrea Sustmann, Ender Pehlivanoglu, Meltem Ugras, Ana Isabel Lopez, José Cabral, Marta Tavares, Nicolas Kalach, Noam Zevit, Thomas Casswall, Julian Thomas, Angelika Kindermann, Zrinjka Mišak, Erasmo Miele, Francesca Rea, Simona Faraci, Vaidotas Urbonas, Almuthe Christine Hauer, Jacob Yahav, Sibylle Koletzko. Review of eradication therapy of Helicobacter pylori in children across Europe; is the dosing right? Results from EuroPedHp Registry. ESPGHAN abstracts (2017), 43, G-O-030. - Amanda Ricciuto, Binita M. Kamath, Reham Abdou, Khaled Alqoaer, Mansi Amin, Achiya Amir, Marcus Auth, Fateh Bazerbachi, Annemarie Broderick, Albert Chan, Jillian Cotter, Sylvia Doan, Wael El-Matary, Mounif El-Youssef, Federica Ferrari, Katryn Furuya, Madeleine Gottrand, Frédéric Gottrand, Nitika Gupta, Matjaz Homan, M.K. Jensen, Kyungmo Kim, Kaija Leena Kolho, Anastasia Konidari, Bart Koot, Raffaele Iorio, Oren Ledder, Cara mack, Mercedes Martinez, Tamir Miloh, Parvathi Mohan, Niam O'Cathain, Alexandra Papadopoulou, Pushpa Sathya, Lawrence Saubermann, Eyal Shteyer, Atushi Tanaka, Raghu Varier, Pamela Valentino, Veena Venkat, Bernadette Vitola, Miriam Vos, Smolka Vratislav, Marek Woynarowski, Jason Yap, Mark Deneau. A comparison of primary sclerosing cholangitis with and without associated inflammatory bowel disease: data from the pediatric PSC consortium. ESPGHAN abstracts (2017), 576, H-O-003. - Homan M, Battelino T, Kotnik P, Orel R. Primary Clinical Experience with the use of Duodenal–Jejunal Bypass Liner in Morbidly Obese Adolescents. Gastroenterolog 2017:suplement 3:97. - Homan M, Battelino T, Kotnik P, Orel R. Primary experience in safety and efficacy with duodenojejunal bypass liner in morbidly obese adolescents implanted for one year. ESPGHAN abstracts- oral presentation (2018), G-O-055. Alternative media: - Presaditve jeter pri otrocih, TV SLO 1, 2014. - Prednosti in slabosti vstavitve gastrostome pri otrocih, journal Medicina danes, 20.3.2014. - Slovenski pediatri prvi na svetu pri raziskovanju mehanizmov debelosti. journal Medicina danes, 23.9.2015. - Hospital information system, in organisation: American economy chamber, Hotel Union, Ljubljana, 28. 9. 2016.