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Welcome to the World Journal of Gastroenterology

World Journal of Gastroenterology is an international, peer-reviewed, open-access journal dedicated to advancing cutting-edge research and clinical practice across the full spectrum of gastroenterology and hepatology. The journal prioritizes the publication of innovative, high-impact studies that enhance understanding of gastrointestinal diseases and improve patient outcomes worldwide. It serves as a global platform for the dissemination of clinically relevant, translational, and basic research, with a strong emphasis on bridging bench-to-bedside applications. The scope of the journal includes, but is not limited to: Gastroenterology and hepatology, gastrointestinal oncology and precision medicine, endoscopy and minimally invasive interventions, gastrointestinal surgery, epidemiology and population health, mechanistic research (genetics, molecular biology, and immunology), diagnostic imaging and pathology, and nutrition and multidisciplinary care. Particular emphasis is placed on emerging and transformative areas, including artificial intelligence–driven diagnostics, predictive modeling, and decision support systems in gastrointestinal medicine. The journal welcomes studies addressing diseases of the esophagus, stomach, small intestine, colon and rectum, pancreas, gallbladder, bile ducts, and liver. The journal publishes a diverse range of article types, including: Original clinical and basic research, translational studies, systematic reviews and meta-analyses, reviews and mini-reviews, guidelines and expert consensus, editorials and correspondences, and case reports. All submissions undergo a rigorous and transparent peer-review process by at least two independent reviewers. Manuscripts are evaluated based on scientific rigor, originality, clinical relevance, and reproducibility, with particular attention to methodological robustness and data integrity. Constructive and timely feedback is provided to ensure the highest standards of scholarly communication. The journal adheres to the highest standards of publication ethics and editorial integrity, in accordance with the guidelines of the Committee on Publication Ethics, the International Committee of Medical Journal Editors, and the World Association of Medical Editors. To advance scientific discovery, promote evidence-based clinical practice, and foster innovation in gastrointestinal medicine, ultimately improving global health outcomes. We invite researchers, clinicians, and multidisciplinary experts worldwide to submit high-quality manuscripts and contribute to shaping the future of gastrointestinal science. Submit Your Manuscript >>

2026 Published Issues
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®), Scopus, Reference Citation Analysis, China Science and Technology Journal Database, and Superstar Journals Database.

Journal Metrics

The 2026 edition of Journal Citation Reports® cites the 2025 journal impact factor (JIF) for WJG as 7.7; JIF without journal self cites: 7.4; 5-year JIF: 6.2; JIF Rank: 20/153 in gastroenterology and hepatology; JIF Quartile: Q1; and 5-year JIF Quartile: Q1. 

The WJG’s CiteScore for 2025 is 8.3 and Scopus CiteScore rank 2025: Gastroenterology is 17/176.

ISSN
1007-9327 (print) and 2219-2840 (online)
Latest Manuscript Statistics
Received (39116), Duration of Peer Review (23 days/Mean), Days from Submission to First Decision (41 days/Mean), Second Decision Time (37 days/Mean), Accepted (30.5%/Mean), Production Time (58 days/Mean), Time to Publication (178 days/Mean), and Rejected (61.5%/Mean).
Opinion Review
Review
Jia-Lian Zheng, Pu-Zhao Chen, Tong Yu, Jie Zhang, Bing-Jiu Lu, Bao-Cheng Deng 
World J Gastroenterol 32(42):121805. Published online Nov 14, 2026. doi: 10.3748/wjg.121805
Minireviews
Caroline Carlé, Marie Mittaine, Léa Roditis, Nolwenn Laborde, Frederick Barreau, Emmanuel Mas 
World J Gastroenterol 32(42):121071. Published online Nov 14, 2026. doi: 10.3748/wjg.121071
Retrospective Cohort Study
Retrospective Study
Hao Hu, Sheng-Bing Zhao, You-Dong Zhao, Xiang-Yu Sui, Song Zhang, Jia-Hui Wei, Xue-Fei Liu, Yu-Chuan Shi, Li Tang, Bing-Bing Zhang, Zhen Feng, Wei Cheng, Ming-Hua Zhu, Zhi Zhu, Zhao-Shen Li, Miao-Xia He, Yu Bai, Jing Zhang 
World J Gastroenterol 32(42):120411. Published online Nov 14, 2026. doi: 10.3748/wjg.120411
Observational Study
Antonio M Caballero-Mateos, Teresa Valdés-Delgado, Raúl Olmedo-Martín, Patricia Romero-Cara, María del Mar Martín-Rodríguez, Ana Lancho Muñoz, Melody Moreno-Barrueco, Raúl Gijón-Villanova, Nuria Fernández-Moreno, Francisco J Rodríguez-González, Álvaro Hernández-Martínez, Ana María Trapero-Martínez, Ana Bejarano-García, José Manuel Benitez Cantero, Francisco J Mata-Perdigón, Antonia Sáez-Díaz, Federico Argüelles-Arias 
World J Gastroenterol 32(42):119693. Published online Nov 14, 2026. doi: 10.3748/wjg.119693
Prospective Study
Hong-Ying Wang, Ren-Juan Liu, Yue-Yuan Wang, Dan-Dan Wang, Hao Zhang, Li-Jun Zhang, Xue Jing, Ying-Jie Guo, Han-Qing Li, Ai-Ling Liu, Xue-Li Ding 
World J Gastroenterol 32(42):121556. Published online Nov 14, 2026. doi: 10.3748/wjg.121556
Randomized Controlled Trial
Basic Study
Ai Huang, Yang Cao, Bin Li, Jun Xiao, Su-Dong Zhan, Ning-Yu Wang, Xiang-Ping Mei, Si-Zhe Zhao, Jun Han, Yong Xiao, Lin-Fang Wang, Hong Ma 
World J Gastroenterol 32(42):121690. Published online Nov 14, 2026. doi: 10.3748/wjg.121690
Case Report
Xiu-Fang Xu, Jie-Wei Wang, Li-Ying Wang, Chun-Xiao Chen 
World J Gastroenterol 32(42):120674. Published online Nov 14, 2026. doi: 10.3748/wjg.120674
Correspondence
Sheng-Yu Huang, Xing-Wei Zhao, Qiu-Ting Li, Zi-Xu Ye, Chun-Xiang Zhang 
World J Gastroenterol 32(42):123964. Published online Nov 14, 2026. doi: 10.3748/wjg.123964
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