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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 >>

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 (39150), Duration of Peer Review (23 days/Mean), Days from Submission to First Decision (41 days/Mean), Second Decision Time (37 days/Mean), Accepted (30.4%/Mean), Production Time (58 days/Mean), Time to Publication (178 days/Mean), and Rejected (61.4%/Mean).
Opinion Review
Saif Ullah, Faisal S Ali, Yi-Lin Han, Bing-Rong Liu, Nirav Thosani, Zhuan Liao 
World J Gastroenterol 32(43):123529. Published online Nov 21, 2026. doi: 10.3748/wjg.123529
Review
Xin Xu, Cheng-Kang Qu, Ling-Ling Bao, Yu-Xuan Zhang, Wen-Juan Wang, Ying-Quan Ye 
World J Gastroenterol 32(43):121944. Published online Nov 21, 2026. doi: 10.3748/wjg.121944
Minireviews
Yan-Jie Lian, Ming-Yang Li, Li Wang, Yu-Wen Gao, Dan Zhu, Wen-Liang Lyu 
World J Gastroenterol 32(43):121310. Published online Nov 21, 2026. doi: 10.3748/wjg.121310
Retrospective Cohort Study
Retrospective Study
Ting Liu, Chuang Wu, Tian-Tian Dong, Ying-Ying Jia, Yang-Yang Zhu, Chuan-Min Wei, Ying Duan, Yong-Xin Li, Fang Nie 
World J Gastroenterol 32(43):120562. Published online Nov 21, 2026. doi: 10.3748/wjg.120562
Ning Zhu, Meng-Yao Chen, Ke-Qing Li, Fang-Lan Li, Bin Qin, Jiong Jiang, Shen-Hao Wang, Jie Wu, Wen-Tao Xi, Shi-Yuan Liu, Yi-He Li, Bai-Cang Zou 
World J Gastroenterol 32(43):120660. Published online Nov 21, 2026. doi: 10.3748/wjg.120660
Clinical Trials Study
Teng-Wei Cai, Zhi-Kai Chen, Zi-Yan Lv, Wen-Jun Jiang, Ye-Yu Sun, Ling-Xiao Jin, Chen-Mei Xia, Qian-Qian Li, Xia Chen 
World J Gastroenterol 32(43):122243. Published online Nov 21, 2026. doi: 10.3748/wjg.122243
Observational Study
Oguz Ozturk, Muhammed Bahaddin Durak, Yavuz Cagir, Mucahit Ergul, Emir Tugrul Keskin, Eren Yilmaz, Kadir Can Acun, Ali Atay, Ilhami Yuksel 
World J Gastroenterol 32(43):120573. Published online Nov 21, 2026. doi: 10.3748/wjg.120573
Prospective Study
Chidkamon Pattarawongpaiboon, Panarat Thaimai, Sangdao Boonkaya, Kanteera Sriyudthsak, Salisa Lertsanguansinchai, Prooksa Ananchuensook, Supachaya Sriphoosanaphan, Nutcha Pinjaroen, Sombat Treeprasertsuk, Piyawat Komolmit, Kessarin Thanapirom 
World J Gastroenterol 32(43):122240. Published online Nov 21, 2026. doi: 10.3748/wjg.122240
Basic Study
Guang-Fu Pang, Jia-Yin Xu, Ai-Xing Guan, Shi-Xian Yang, Kwanjit Duangsonk, Yan-Qiang Huang, Qi-Hai Zhou, Wen-Ting Zhou 
World J Gastroenterol 32(43):121477. Published online Nov 21, 2026. doi: 10.3748/wjg.121477
Meta-Analysis
Yi-Ke Yan, Yue-Lun Zhang, Bin Lu, Zhi-Liang He, Xin-Ran Cheng, Kai Song, Yu-Qing Chen, Jing-Jing Han, Hong-Da Chen, Min Dai 
World J Gastroenterol 32(43):122311. Published online Nov 21, 2026. doi: 10.3748/wjg.122311
Case Report
Yan-Fang Zhang, Liang-Liang Xu, Guang-Min Tang 
World J Gastroenterol 32(43):121298. Published online Nov 21, 2026. doi: 10.3748/wjg.121298
Correspondence
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