OOIR: Observatory of International Research

Papers

(The H4-Index of Digestive Endoscopy is 26. 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 2022-05-01 to 2026-05-01.)

Article	Citations
WEO Newsletter	77
Response to: Site of puncture in endoscopic ultrasound‐guided fine needle biopsy: Does it change diagnostic outcome?	64
How to manage adverse events after endoscopic resection of superficial duodenal epithelial tumors	56
Tribute to our reviewers	54
Reinsertion of a removed self‐expandable metal stent through an endosonographically created route after hepaticojejunostomy for multiple cholangioscopy‐guided procedures	52
Enhancing visibility in gastric endoscopic dissection: Red dichromatic imaging in managing submucosal fatty tissue	47
Clinical significance and efficacy of endoscopic ultrasound‐guided tissue acquisition for para‐aortic lymph node metastasis	47
Colonic tumor in a diverticulum removed by endoscopic submucosal dissection: Two‐step strategy using multi‐loop traction devices	45
Needle tract seeding after endoscopic ultrasound‐guided pancreatic biopsy: Moving beyond anecdotal evidence	41
Effectiveness with open‐clutch method using ClutchCutter for severe fibrosis in colorectal endoscopic submucosal dissection	40
Endoscopic carbon dioxide insufflation treating malignant colonic intussusception	38
New milestone for clinical research about biliary drainage	37
Novel technique “short myotomy” during endoscopic submucosal dissection for a diverticulum‐associated colonic lesion	35
Artificial Intelligence‐Assisted Whole Slide Image Analysis for Lymph Node Status Prediction in Early Colorectal and Gastric Cancer	34
Analysis of the Yield of Intestinal Metaplasia Based on Biopsy Numbers and Follow‐Up Endoscopy in a Large Series of Asian Patients With Barrett's Esophagus	34
Development and validation of a scoring system for in‐hospital mortality following band ligation in esophageal variceal bleeding	33
Measurement of the anchoring force of covered self‐expandable and lumen‐apposing metal stents for interventional endoscopic ultrasonography	33
Peroral digital cholangioscopy‐assisted removal of a migrated biliary plastic stent using a novel small dilating balloon	31
Homemade endoscopic vacuum therapy device for the management of transmural gastrointestinal defects	31
Endoscopic diagnosis of immunoglobulin G4‐related sclerosing cholangitis	29
Quality indicators in endoscopic screening and the role of artificial intelligence	28
Novel Magnetic Countertraction Enhanced Performance in Colonic Endoscopic Submucosal Dissection: An Ex Vivo Crossover Study (With Video)	27
Cover Image	27
Comorbidity burden and outcomes of endoscopic ultrasound‐guided treatment of pancreatic fluid collections: Multicenter study with nationwide data‐based validation	27
High complete resection rates of underwater endoscopic mucosal resection for intermediate‐sized sessile serrated lesions	27