OOIR: Observatory of International Research

Papers

(The H4-Index of World Journal of Gastroenterology is 50. The table below lists those papers that are above that threshold based on CrossRef citation counts [max. 250 papers]. The publications cover those that have been published in the past four years, i.e., from 2021-11-01 to 2025-11-01.)

Article	Citations
Carcinoid syndrome caused by a pulmonary carcinoid mimics intestinal manifestations of ulcerative colitis: A case report	319
Very early onset perinatal constipation: Can it be cow’s milk protein allergy?	311
Comment on “Prognostic value of preoperative enhanced computed tomography as a quantitative imaging biomarker in pancreatic cancer”	291
SARS-CoV-2 infection in people with pre-existing liver disease: Further research is warranted	208
Colorectal motility patterns and psychiatric traits in functional constipation and constipation-predominant irritable bowel syndrome: A study from China	197
Molecular mechanisms implicated in SARS-CoV-2 liver tropism	158
Return to work in young and middle-aged colorectal cancer survivors: Factors influencing self-efficacy, fear, resilience, and financial toxicity	136
Endoscopic intramural cystogastrostomy for treatment of peripancreatic fluid collection: A viewpoint from a surgeon	135
Knowledge and attitudes towards the use of histological assessments in ulcerative colitis by gastroenterologists vs pathologists	119
Unresolved conundrum of the role of physical activity in irritable bowel disease: What next?	114
Link between pharyngeal acid reflux episodes and the effectiveness of proton pump inhibitor therapy	110
Improving early diagnosis of multiple endocrine neoplasia type 1 by assessing the gastrointestinal symptoms, hypercalcemia, and elevated serum gastrin	97
Three-dimensional location approach with silk thread guided hepatectomy for liver tumor	96
Gastric pentadecapeptide BPC 157 in cytoprotection to resolve major vessel occlusion disturbances, ischemia-reperfusion injury following Pringle maneuver, and Budd-Chiari syndrome	92
Development and validation of a nomogram for preoperative prediction of tumor deposits in colorectal cancer	92
Urea breath test for Helicobacter pylori infection in adult dyspeptic patients: A meta-analysis of diagnostic test accuracy	92
Exploring the oncogenic potential of SARS-CoV-2 in the gastrointestinal tract	87
Role of gadoxetic acid-enhanced liver magnetic resonance imaging in the evaluation of hepatocellular carcinoma after locoregional treatment	86
Inflammatory bowel diseases patients suffer from significant low levels and barriers to physical activity: The “BE-FIT-IBD” study	81
Contributions of the receptor for advanced glycation end products axis activation in gastric cancer	80
Liver parasites: A global endemic and journey from infestation to intervention	79
Establishment and validation of an adherence prediction system for lifestyle interventions in non-alcoholic fatty liver disease	73
Modern drug discovery for inflammatory bowel disease: The role of computational methods	68
Suberoylanilide hydroxamic acid upregulates reticulophagy receptor expression and promotes cell death in hepatocellular carcinoma cells	68
Intestinal flora was associated with occurrence risk of chronic non-communicable diseases	66

Artificial intelligence system for the detection of Barrett’s esophagus	63
Prostaglandin F_2α synthase promotes oxaliplatin resistance in colorectal cancer through prostaglandin F_2α-dependent and F_2α-independent mechanism	61
New treatment for gastroesophageal reflux disease: Traditional medicine, Xiaochaihu decoction	60
Systemic treatment for metastatic colorectal cancer	60
Dynamics of cytokines predicts risk of hepatocellular carcinoma among chronic hepatitis C patients after viral eradication	59
Gastroesophageal reflux following peroral endoscopic myotomy for achalasia: Bumps in the road to success	58
Gastroenterology in the age of artificial intelligence: Bridging technology and clinical practice	58
Machine learning algorithms reveal gut microbiota signatures associated with chronic hepatitis B-related hepatic fibrosis	58
Validation of prognostic scores for predicting acute liver failure and in-hospital death in patients with dengue-induced severe hepatitis	57
Divergent trajectories of lean vs obese non-alcoholic steatohepatitis patients from listing to post-transplant: A retrospective cohort study	57
Downregulation of TNFR2 decreases survival gene expression, promotes apoptosis and affects the cell cycle of gastric cancer cells	57
Study of the roles of caspase-3 and nuclear factor kappa B in myenteric neurons in a P2X7 receptor knockout mouse model of ulcerative colitis	56
Altered gut microbiota patterns in COVID-19: Markers for inflammation and disease severity	54
Gastroesophageal reflux after per-oral endoscopic myotomy: Management literature	54
Relationship between clinical remission of perianal fistulas in Crohn’s disease and serum adalimumab concentrations: A multi-center cross-sectional study	54
Amoxicillin high-dose dual therapy for Helicobacter pylori primary eradication: Proton pump inhibitor and potassium-competitive acid blocker, which’s better?	53
Influence of blood transfusion on postoperative inflammation, stress markers, and prognosis in patients with gastric cancer	53
Presentation, patterns and predictive value of baseline liver tests on outcomes in COVID-19 patients without chronic liver disease	52
Perianal fistulizing Crohn’s disease: Mechanisms and treatment options focusing on cellular therapy	52
Fibroblast growth factor 15, induced by elevated bile acids, mediates the improvement of hepatic glucose metabolism after sleeve gastrectomy	51
Nonlinear association between estimated plasma volume status and acute kidney injury in acute pancreatitis patients	51
Risk factors and a predictive nomogram for lymph node metastasis in superficial esophageal squamous cell carcinoma	51
Prognostic impact and reasons for variability by tumor location in gastric cancer	51
Frailty in end-stage liver disease: Understanding pathophysiology, tools for assessment, and strategies for management	50
BanXiaXieXin decoction treating gastritis mice with drug-resistant Helicobacter pylori and its mechanism	50
Bridging the gap: Unveiling the crisis of physical inactivity in inflammatory bowel diseases	50