OOIR: Observatory of International Research

Papers

(The H4-Index of Surgical Endoscopy and Other Interventional Techniques is 37. 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 2022-06-01 to 2026-06-01.)

Article	Citations
2024 Scientific Session of the Society of American Gastrointestinal and Endoscopic Surgeons (SAGES), Cleveland, USA, 17–20 April 2024: Podium Videos	107
Predictive value of platelet-related hematological markers in indicating the outcomes after laparoscopic intraperitoneal onlay mesh repair (IPOM)	96
Structured surgical training in minimally invasive esophagectomy (MIE) increases textbook outcome–a risk-adjusted learning curve	94
Clinical outcomes of marginal ulcer bleeding compared with those of peptic ulcer bleeding	77
Practice patterns of hepatobiliary surgery within the military	75
Inflammation-attenuating effect of carbon dioxide versus room-air environment in a rat laparotomy model	74
A study analyzing outcomes after bariatric surgery by primary language	63
Patients’ attitudes toward negative appendectomies and surgery for suspected appendicitis: a qualitative interview study	60
Clinical benefit of early precut sphincintroterotomy for difficult biliary cannulation during endoscopic retrograde cholangiopancreatography	59
Application of a "4-steps" approach for management of Henle's Trunk in right hemicolectomy	57
Indocyanine green fluorescence perfusion testing in robot-assisted hepatic arterial infusion pump placement	55
Do patients actually understand? An evaluation of the informed consent process for endoscopic procedures in rural Uganda	55
What role does the submucosa play in the pathophysiology and treatment of achalasia? An analysis of impedance planimetry during POEM	54
Correction: Implementation of the enhanced recovery after bariatric surgery (ERABS) protocol with clinical hypnosis: effects on pain and postoperative nausea and vomiting (PONV) management in bariatri	52
New persistent opioid use following robotic-assisted, laparoscopic and open surgery inguinal hernia repair	51
How to manage peritoneal dialysis in patients undergoing bariatric surgery? A case series from a single academic center	46
Analysis of the long-term impact of glucagon-like peptide-1 (GLP-1) receptor agonists for control of obesity and obesity-related comorbidities: a meta-analysis	46
Metachronous gastric neoplasm beyond 5 years after endoscopic resection for early gastric cancer	44
Online videos of robotic-assisted cholecystectomies: more harm than good?	44
Automated surgical workflow recognition in privacy-preserving depth videos of the operating room	43
Comparative study of therapeutic outcomes in patients who developed hepatolithiasis after hepaticojejunostomy: balloon-assisted enteroscopic approach versus percutaneous transhepatic approach	43
Evaluation of a novel home-based laparoscopic and core surgical skills programme (Monash Online Surgical Training)	42
Correction: ERAS guidelines-driven upper gastrointestinal contrast study after esophagectomy can detect delayed gastric conduit emptying and improve outcomes	42
The effects of previous abdominal surgery and the utilisation of modified access techniques on the operative difficulty and outcomes of laparoscopic cholecystectomy and bile duct exploration	42
Correction: Assessment of muscle activity and fatigue during laparoscopic surgery	42

Correction: The benefits of electromagnetic navigation bronchoscopy combined with fluorescence-guided thoracoscopy in precise pulmonary segmentectomy: a propensity score-matched analysis	41
Poor risk–benefit ratio of gastrointestinal endoscopy for screening prior to heart or lung transplantation	40
Morphology of the major duodenal papilla for the selection of advanced cannulation techniques in difficult biliary cannulation	39
Robotic gastrectomy is more beneficial for advanced than early-stage gastric cancer: a comparison with laparoscopic gastrectomy using propensity score matching	39
Risks and use of ERCP during the diagnostic workup in a national cohort of biliary cancer	39
The evaluation of cognitive workload associated with indocyanine green fluorescence angiography in colorectal surgery	39
Real-time image-guided and computer augmented reality in minimally invasive hepatopancreatobiliary surgery cutting edge technology transforming HPB surgery	38
Similar hospital profits with robotic-assisted paraesophageal hiatal hernia repair, despite higher or supply costs	38
Time to endoscopic vacuum therapy—lessons learned after > 150 robotic-assisted minimally invasive esophagectomies (RAMIE) at a German high-volume center	38
Cost analysis of training residents in robotic-assisted surgery	38
Risk factors and predictors of 30-day complications and conversion to open surgery after repeat ileocolic resection of Crohn’s disease	37
Unforeseen nodal upstaging in patients undergoing segmentectomy without frozen section: a multicenter retrospective cohort study	37
Postoperative outcomes with minimally invasive minor hepatectomy based on ECOG performance status – analysis of multi-institutional database	37