OOIR: Observatory of International Research

Papers

(The H4-Index of Gastrointestinal Endoscopy is 42. 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 2020-11-01 to 2024-11-01.)

Article	Citations
Performance of artificial intelligence in colonoscopy for adenoma and polyp detection: a systematic review and meta-analysis	319
Development of a computer-aided detection system for colonoscopy and a publicly accessible large colonoscopy video database (with video)	135
Novel classification for adverse events in GI endoscopy: the AGREE classification	118
Barrett’s esophagus after sleeve gastrectomy: a systematic review and meta-analysis	88
Fully automated endoscopic disease activity assessment in ulcerative colitis	77
Comparative diagnostic performance of end-cutting fine-needle biopsy needles for EUS tissue sampling of solid pancreatic masses: a network meta-analysis	76
Multisociety guideline on reprocessing flexible GI endoscopes and accessories	76
Laparoscopic versus EUS-guided gastroenterostomy for gastric outlet obstruction: an international multicenter propensity score–matched comparison (with video)	75
Classification, outcomes, and management of misdeployed stents during EUS-guided gastroenterostomy	68
EUS-guided portal pressure gradient measurement in patients with acute or subacute portal hypertension	62
Double-clip traction for colonic endoscopic submucosal dissection: a multicenter study of 599 consecutive cases (with video)	62
Ulcer severity grading in video capsule images of patients with Crohn’s disease: an ordinal neural network solution	61
Peroral endoscopic myotomy: 10-year outcomes from a large, single-center U.S. series with high follow-up completion and comprehensive analysis of long-term efficacy, safety, objective GERD, and endosc	59
Endoscopic radiofrequency ablation plus plastic stent placement versus stent placement alone for unresectable extrahepatic biliary cancer: a multicenter randomized controlled trial	59
Identifying early gastric cancer under magnifying narrow-band images with deep learning: a multicenter study	59
Total motorized spiral enteroscopy: first prospective clinical feasibility trial	58
ASGE guideline on the role of endoscopy in the management of benign and malignant gastroduodenal obstruction	57
Comparison of EUS-guided endoscopic transpapillary and percutaneous gallbladder drainage for acute cholecystitis: a systematic review with network meta-analysis	56
A computer-assisted algorithm for narrow-band imaging-based tissue characterization in Barrett’s esophagus	56
American Society for Gastrointestinal Endoscopy guideline on post-ERCP pancreatitis prevention strategies: summary and recommendations	55
Improvement in insulin resistance and estimated hepatic steatosis and fibrosis after endoscopic sleeve gastroplasty	53
ASGE guideline on screening for pancreatic cancer in individuals with genetic susceptibility: summary and recommendations	52
Assessment of the learning curve for EUS-guided gastroenterostomy for a single operator	52
Computer-aided diagnosis of esophageal cancer and neoplasms in endoscopic images: a systematic review and meta-analysis of diagnostic test accuracy	51
Revisional endoscopic sleeve gastroplasty of laparoscopic sleeve gastrectomy: an international, multicenter study	51

EUS-guided gallbladder drainage versus laparoscopic cholecystectomy for acute cholecystitis: a propensity score analysis with 1-year follow-up data	50
Safety and efficacy of peroral endoscopic myotomy with standard myotomy versus short myotomy for treatment-naïve patients with type II achalasia: a prospective randomized trial	49
Contrast-enhanced EUS for the characterization of mural nodules within pancreatic cystic neoplasms: systematic review and meta-analysis	49
Diagnostic yield and therapeutic impact of novel motorized spiral enteroscopy in small-bowel disorders: a single-center, real-world experience from a tertiary care hospital (with video)	49
Pancreatic cyst fluid glucose in differentiating mucinous from nonmucinous pancreatic cysts: a systematic review and meta-analysis	49
Artificial intelligence in the diagnosis of gastric precancerous conditions by image-enhanced endoscopy: a multicenter, diagnostic study (with video)	48
Safety and efficacy of a novel electrocautery-enhanced lumen-apposing metal stent in interventional EUS procedures (with video)	48
EUS-guided verteporfin photodynamic therapy for pancreatic cancer	46
Real-time artificial intelligence–based histologic classification of colorectal polyps with augmented visualization	46
High performance in risk stratification of intraductal papillary mucinous neoplasms by confocal laser endomicroscopy image analysis with convolutional neural networks (with video)	46
Tolerability and safety of EUS-injected adenovirus-mediated double-suicide gene therapy with chemotherapy in locally advanced pancreatic cancer: a phase 1 trial	45
Associations between endoscopist feedback and improvements in colonoscopy quality indicators: a systematic review and meta-analysis	45
Automatic detection of various abnormalities in capsule endoscopy videos by a deep learning-based system: a multicenter study	44
Use of artificial intelligence for detection of gastric lesions by magnetically controlled capsule endoscopy	44
ASGE guideline on the role of endoscopy in the management of malignant hilar obstruction	44
Comparative efficacy of different methods for difficult biliary cannulation in ERCP: systematic review and network meta-analysis	42
Underwater versus conventional EMR for colorectal polyps: systematic review and meta-analysis	42