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Welcome to the World Journal of Gastroenterology

World Journal of Gastroenterology (WJG, World J Gastroenterol) is a high-quality, online, open-access, single-blind peer-reviewed journal published by the Baishideng Publishing Group. WJG accepts both solicited and unsolicited manuscripts. Articles published in WJG are high-quality, basic and clinical, influential research articles by established academic authors as well as new researchers. The paramount objective of WJG is to showcase and promote distinguished research in the field of gastroenterology and hepatology, to help advance development of this field. The types of articles published in WJG include Editorial, Opinion Review, Frontier, Review, Minireview, Basic Study, Clinical Research, Systematic Review, Meta-analysis, Evidence-based Medicine, Field of Vision, Clinical Guidelines, Letter to the Editor, and Case Report. Submit here >>

2021 Published Issues
Editors-in-Chief
  • Subrata Ghosh, AGAF, FCAHS, FRCP (C), FRCPC, FRCPE, MD, Full Professor, (E-mail: ghoshs@bham.ac.uk) Institute of Translational Medicine, University of Birmingham, Birmingham UB6 8TW, United Kingdom
  • Andrzej S Tarnawski, DSc, MD, PhD, Professor, (E-mail:atarnawski@yahoo.com) Gastroenterology Research Department, University of California Irvine and the Veterans Administration Long Beach Healthcare System, Long Beach, CA 90822, United States
Indexing/Abstracting
The WJG is now abstracted and indexed in Science Citation Index Expanded (SCIE, also known as SciSearch®), Current Contents/Clinical Medicine, Journal Citation Reports, Index Medicus, MEDLINE, PubMed, PubMed Central, Scopus, China National Knowledge Infrastructure (CNKI), China Science and Technology Journal Database (CSTJ), and Superstar Journals Database.
Journal Metrics
The 2020 edition of Journal Citation Reports® cites the 2019 impact factor (IF) for WJG as 3.665;  IF without journal self cites: 3.534; 5-year IF: 4.048; Ranking: 35 among 88 journals in gastroenterology and hepatology; and Quartile category: Q2. The WJG’s CiteScore for 2019 is 7.1 and Scopus CiteScore rank 2019: Gastroenterology is 17/137.
ISSN
1007-9327 (print) and 2219-2840 (online)
Editorial
Evidence Review
Devica S Umans, Sanne A Hoogenboom, Noor J Sissingh, Selma J Lekkerkerker, Robert C Verdonk, Jeanin E van Hooft 
World J Gastroenterol 27(23):3148-3157. Published online Jun 21, 2021. doi: 10.3748/wjg.v27.i23.3148
Review
Minireviews
Tasur Kumar Seen, Muntazir Sayed, Muhammad Bilal, Jonathan Vincent Reyes, Priyanka Bhandari, Vennis Lourdusamy, Ahmed Al-khazraji, Umer Syed, Yasar Sattar, Raghav Bansal 
World J Gastroenterol 27(23):3238-3248. Published online Jun 21, 2021. doi: 10.3748/wjg.v27.i23.3238
Patricia Holanda Almeida, Celso E L Matielo, Lilian A Curvelo, Rodrigo A Rocco, Guilherme Felga, Bianca Della Guardia, Yuri L Boteon 
World J Gastroenterol 27(23):3249-3261. Published online Jun 21, 2021. doi: 10.3748/wjg.v27.i23.3249
Alina Buliarca, Adelina Horhat, Tudor Mocan, Rares Craciun, Bogdan Procopet, Zeno Sparchez 
World J Gastroenterol 27(23):3290-3302. Published online Jun 21, 2021. doi: 10.3748/wjg.v27.i23.3290
Carmelina Calitri, Ilaria Fumi, Maria Giovanna Ignaccolo, Elena Banino, Stefania Benetti, Maria Maddalena Lupica, Francesca Fantone, Mariella Pace, Franco Garofalo 
World J Gastroenterol 27(23):3303-3316. Published online Jun 21, 2021. doi: 10.3748/wjg.v27.i23.3303
Basic Study
Case Control Study
Retrospective Cohort Study
Observational Study
Prospective Study
Ligia Yukie Sassaki, Sender J Miszputen, Roberto Luiz Kaiser Junior, Wilson R Catapani, Mauro Bafutto, António S Scotton, Cyrla Zaltman, Julio Pinheiro Baima, Hagata S Ramos, Mikaell Alexandre Gouvea Faria, Carolina D Gonçalves, Isabella Miranda Guimaraes, Cristina Flores, Heda M B S Amarante, Rodrigo Bremer Nones, José Miguel Luz Parente, Murilo Moura Lima, Júlio Maria Chebli, Maria de Lourdes Abreu Ferrari, Julia F Campos, Maria G P Sanna, Odery Ramos, Rogério Serafim Parra, Jose J R da Rocha, Omar Feres, Marley R Feitosa, Rosana Fusaro Caratin, Juliana Tosta Senra, Genoile Oliveira Santana 
World J Gastroenterol 27(23):3396-3412. Published online Jun 21, 2021. doi: 10.3748/wjg.v27.i23.3396
Systematic Reviews
Vincenza Granata, Roberta Grassi, Roberta Fusco, Andrea Belli, Raffaele Palaia, Gianpaolo Carrafiello, Vittorio Miele, Roberto Grassi, Antonella Petrillo, Francesco Izzo 
World J Gastroenterol 27(23):3413-3428. Published online Jun 21, 2021. doi: 10.3748/wjg.v27.i23.3413