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Welcome to the World Journal of Gastroenterology

World Journal of Gastroenterology (WJG, World J Gastroenterol) is a high-quality, open-access academic journal that employs a single-blind peer-review process. The journal focuses on publishing clinical, basic, and translational research achievements that are innovative, novel, and practical in the fields of gastroenterology and hepatology. The types of articles published in WJG include Editorial, Opinion Review, Frontier, Review, Minireview, Clinical Research, Basic Study, Systematic Review, Meta-analysis, Evidence-based Medicine, Field of Vision, Clinical Guidelines, Letter to the Editor, and Case Report. All submissions must comply with academic norms and ethical requirements. WJG is edited and published by the Baishideng Publishing Group. Submit here >>

Editors-in-Chief
  • Andrzej S Tarnawski, MD, PhD, Professor, (Email: atarnawski@yahoo.com) Department of Gastroenterology Research, 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®), MEDLINE, PubMed, PubMed Central, Scopus, Reference Citation Analysis, China Science and Technology Journal Database, and Superstar Journals Database.

Journal Metrics

The 2025 edition of Journal Citation Reports® cites the 2024 journal impact factor (JIF) for WJG as 5.4; JIF without journal self cites: 5.1; 5-year JIF: 5.3; JIF Rank: 22/147 in gastroenterology and hepatology; JIF Quartile: Q1; and 5-year JIF Quartile: Q1.

The WJG’s CiteScore for 2024 is 8.1 and Scopus CiteScore rank 2024: Gastroenterology is 20/173.

ISSN
1007-9327 (print) and 2219-2840 (online)
Latest Manuscript Statistics
Received (2602), Peer Review Time (21 days/Mean), Time to First Decision (33 days/Mean), Second Decision Time (31 days/Mean), Accepted (19.0%/Mean), Production Time (30 days/Mean), Time to Publication (122 days/Mean), and Rejected (64.2%/Mean).
Editorial
Review
Minireviews
Retrospective Study
Yi-Fei Wang, Ke Han, Na An, Ya-Nan Sun, Feng Gao, Yong Sun, Di Zhang, Zhi-Feng Zhao, Qing Guo, Jiang-Ning Gu, Zhuo Yang 
World J Gastroenterol 31(47):113156. Published online Dec 21, 2025. doi: 10.3748/wjg.v31.i47.113156
Gabriel Heymann, Saumik Rahman, Daniel Kats, Bubu A Banini, Srinivas Gaddam, Elise Aslanian, Sarpong Boateng, Gary Israel, Thiruvengadam Muniraj 
World J Gastroenterol 31(47):114651. Published online Dec 21, 2025. doi: 10.3748/wjg.v31.i47.114651
Observational Study
Barbara Coco, Maria Giovanna Quaranta, Maria Elena Tosti, Luigina Ferrigno, Giuseppina Brancaccio, Alessia Ciancio, Carmine Coppola, Vincenzo Messina, Ivan Gentile, Ernesto Claar, Filomena Morisco, Teresa Santantonio, Mauro Viganò, Irene Cacciola, Maurizio Pompili, Francesco Paolo Russo, Antonio Izzi, Grazia A Niro, Nicola Coppola, Alessandro Soria, Alessandro Federico, Giulia Morsica, Massimo Puoti, Erica Villa, Pietro Lampertico, Giovanni Battista Gaeta, Loreta A Kondili, Maurizia R Brunetto, PITER Collaborating Investigators 
World J Gastroenterol 31(47):111637. Published online Dec 21, 2025. doi: 10.3748/wjg.v31.i47.111637
Randomized Controlled Trial
Chao-Qun Wu, Xiu Zhou, Chang-Ping Li, Qing-Ling He, Zong-Hua Chen, Shun-Bin Ding, Lei Deng, Lin-Lin Chen, Kai Jiang, Cheng-Kui Dong, Lian Hu, Guo-Bing Zhu, Cheng-Gang Zhang, Yan Zhang, Li-Li Wu, Wei Li, Yi-Hong Mao, Hua Zhang, Xia Ai, Yuan-Qing He, Yan Ma, Shuang-Yan He 
World J Gastroenterol 31(47):114377. Published online Dec 21, 2025. doi: 10.3748/wjg.v31.i47.114377
Basic Study
Case Report
Andreia C Guimarães, Rocio Ferreiro-Iglesias, Cristina Calviño-Suarez, Iria Baston-Rey, Manuel Barreiro-de Acosta 
World J Gastroenterol 31(47):113381. Published online Dec 21, 2025. doi: 10.3748/wjg.v31.i47.113381
Letter to the Editor