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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 >>

2020 Published Issues
  • 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
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.
1007-9327 (print) and 2219-2840 (online)
Maria Luísa Cordeiro Santos, Breno Bittencourt de Brito, Filipe Antônio França da Silva, Mariana Miranda Sampaio, Hanna Santos Marques, Natália Oliveira e Silva, Dulciene Maria de Magalhães Queiroz, Fabrício Freire de Melo 
World J Gastroenterol 26(28):4076-4093. Published online Jul 28, 2020. doi: 10.3748/wjg.v26.i28.4076
Basic Study
Case Control Study
Iker Alegria-Lertxundi, Carmelo Aguirre, Luis Bujanda, Francisco J Fernández, Francisco Polo, José Mª Ordovás, Mª Carmen Etxezarraga, Iñaki Zabalza, Mikel Larzabal, Isabel Portillo, Marian M de Pancorbo, Koldo Garcia-Etxebarria, Ana Mª Rocandio, Marta Arroyo-Izaga 
World J Gastroenterol 26(28):4108-4125. Published online Jul 28, 2020. doi: 10.3748/wjg.v26.i28.4108
Retrospective Study
Karolina Lomperta, Katarzyna Jakubowska, Malgorzata Grudzinska, Luiza Kanczuga-Koda, Andrzej Wincewicz, Eva Surmacz, Stanislaw Sulkowski, Mariusz Koda 
World J Gastroenterol 26(28):4140-4150. Published online Jul 28, 2020. doi: 10.3748/wjg.v26.i28.4140
Observational Study
Settachote Maholarnkij, Anapat Sanpavat, Katawaetee Decharun, Termpong Dumrisilp, Chomchanat Tubjareon, Benjawan Kanghom, Tanisa Patcharatrakul, Nataruks Chaijitraruch, Voranush Chongsrisawat, Palittiya Sintusek 
World J Gastroenterol 26(28):4159-4169. Published online Jul 28, 2020. doi: 10.3748/wjg.v26.i28.4159
Randomized Controlled Trial