OOIR: Observatory of International Research

Papers

(The H4-Index of Surgery Today is 19. 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 2020-03-01 to 2024-03-01.)

Article	Citations
Pancreatic cancer treatment: better, but a long way to go	83
The COVID-19 Pandemic in Japan	47
Online teaching of basic surgical skills to medical students during the COVID-19 pandemic: a case–control study	39
Human-scale lung regeneration based on decellularized matrix scaffolds as a biologic platform	33
The impact of COVID-19 on surgical procedures in Japan: analysis of data from the National Clinical Database	30
Staging laparoscopy is mandatory for the treatment of pancreatic cancer to avoid missing radiologically negative metastases	29
COVID-19: clinical issues from the Japan Surgical Society	28
Validity of operative information in Japanese administrative data: a chart review-based analysis of 1221 cases at a single institution	28
Systemic inflammatory response and nutritional biomarkers as predictors of nivolumab efficacy for gastric cancer	28
Indocyanine green fluorescence navigation in laparoscopic hepatectomy: a retrospective single-center study of 120 cases	27
Kono-S anastomosis for Crohn’s disease: a systemic review, meta-analysis, and meta-regression	25
Liver transplantation in elderly patients: what do we know at the beginning of 2020?	24
Prognostic nutritional index and postoperative outcomes in patients with colon cancer after laparoscopic surgery	24
Near-infrared fluorescence-guided surgery using indocyanine green facilitates secure infrapyloric lymph node dissection during laparoscopic distal gastrectomy	23
An overview of the current management of short-bowel syndrome in pediatric patients	21
The prognostic value of the prognostic nutritional index and inflammation-based markers in obstructive colorectal cancer	20
General surgery and COVID-19: review of practical recommendations in the first pandemic phase	20
Clinical significance of preoperative CA19-9 and lymph node metastasis in intrahepatic cholangiocarcinoma	19
Issues to be considered to address the future liver remnant prior to major hepatectomy	19
Effect of indocyanine green fluorescence angiography on preventing anastomotic leakage after colorectal surgery: a meta-analysis	19
Superiority of log odds of positive lymph nodes (LODDS) for prognostic prediction after gastric cancer surgery: a multi-institutional analysis of 7620 patients in China	19
Current status of conversion surgery for stage IV gastric cancer	19
Left upper lobectomy is a risk factor for cerebral infarction after pulmonary resection: a multicentre, retrospective, case–control study in Japan	19