OOIR: Observatory of International Research

Papers

(The H4-Index of Surgical Endoscopy and Other Interventional Techniques is 27. 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 2021-04-01 to 2025-04-01.)

Article	Citations
Peri-ampullary diverticulum was associated with a higher rate of acute cholangitis among patients with choledocholithiasis	73
Bariatric surgery and relevant comorbidities: a systematic review and meta-analysis	63
Intraoperative support using mixed reality holograms for hilar and mediastinal lymph node dissection	60
Comparison of textbook outcomes between laparoscopic and open liver resection for patients with hepatocellular carcinoma: a multicenter study	56
Laparoscopic pancreatic enucleation: how far should we go for parenchyma preservation? A study by the French National Association of Surgery	53
Structured surgical training in minimally invasive esophagectomy (MIE) increases textbook outcome–a risk-adjusted learning curve	51
Indications for and limitations of laparoscopic anatomical liver resection: assessment of postoperative complications stratified by complexity of liver resection	49
Small bowel magnetic compression anastomosis creation for bypass procedures in a porcine model	47
Fistulectomy and primary sphincter reconstruction for high cryptoglandular anal fistula: a retrospective cohort study with long-term results	46
Author Correction: Is mesh fixation necessary in laparoendoscopic techniques for M3 inguinal defects? An experimental study	46
SAGES guidelines update to laparoscopy in the era of COVID-19	46
Robotic retromuscular hernia repair optimizes short-term outcomes in higher risk patients	40
Endoscopic thyroidectomy via the combined trans-oral and chest approach for cT1-2N1bM0 papillary thyroid carcinoma	38
Magnetic anchor technique in laparoscopic cholecystectomy: a single-center, prospective, randomized controlled trial	36
Is robotic utilization associated with increased minimally invasive colorectal surgery rates? Surgeon-level evidence	35
Comparisons of surgical outcomes between robotic and laparoscopic total gastrectomy in patients with clinical stage I/IIA gastric cancer	35
Prediction models in hernia repair: a systematic review	34
Machine learning models to predict success of endoscopic sleeve gastroplasty using total and excess weight loss percent achievement: a multicentre study	33
Dorsal vs ventral approach to the middle hepatic vein during laparoscopic left hemihepatectomy: multicenter retrospective observational study	32
Quantitative fluorescence angiography aids novice and experienced surgeons in performing intestinal resection in well-perfused tissue	32
Video-assisted mediastinoscopic and laparoscopic transhiatal esophagectomy for esophageal cancer	30
Lessons learned during the COVID-19 pandemic using virtual basic laparoscopic training in Santa Cruz de la Sierra, Bolivia: effects on confidence, knowledge, and skill	30
Gender disparities in gastrointestinal surgery fellowship programs	30
Laparoscopic antireflux surgery or PPIs in the management of reflux-related esophageal stricture	28
Experiences in reverse sequence esophagectomy: a promising alternative for esophageal cancer surgery	28

2024 Scientific Session of the Society of American Gastrointestinal and Endoscopic Surgeons (SAGES), Cleveland, USA, 17–20 April 2024: Podium Videos	27
Preoperative diagnosis of tumor depth in gastric cancer using transabdominal ultrasonography compared to using endoscopy and computed tomography	27
Evaluation of surgical complexity by automated surgical process recognition in robotic distal gastrectomy using artificial intelligence	27
Construction and validation of a risk-scoring model to predict lymph node metastasis in T1b–T2 esophageal cancer	27