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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 >>

2022 Published Issues
3 2 1
  • 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 2021 edition of Journal Citation Reports® cites the 2020 impact factor (IF) for WJG as 5.742;  IF without journal self cites: 5.590; 5-year IF: 5.044; Journal Citation Indicator: 0.79; Ranking: 28 among 92 journals in gastroenterology and hepatology; and Quartile category: Q2. The WJG’s CiteScore for 2020 is 6.9 and Scopus CiteScore rank 2020: Gastroenterology is 19/136.
1007-9327 (print) and 2219-2840 (online)
Basic Study
Josieli R Colares, Renata M Hartmann, Elizângela G Schemitt, Sandielly R B Fonseca, Marilda S Brasil, Jaqueline N Picada, Alexandre S Dias, Aline F Bueno, Cláudio A Marroni, Norma P Marroni 
World J Gastroenterol 28(3):348-364. Published online Jan 21, 2022. doi: 10.3748/wjg.v28.i3.348
Case Control Study
Retrospective Cohort Study
Letter to the Editor