Hiroyuki Narahara

S-1 plus cisplatin versus S-1 alone for first-line treatment of advanced gastric cancer (SPIRITS trial): a phase III trial

Wasaburo Koizumi, Hiroyuki Narahara, Takuo Hara et al. · The Lancet Oncology · 2008 · 1.9K citations

Surgical Oncology, Spirits Trial, Gastrointestinal Oncology +8

Comparison of EMR and endoscopic submucosal dissection for en bloc resection of early esophageal cancers in Japan

Ryu Ishihara, Hiroyasu Iishi, Noriya Uedo et al. · Gastrointestinal Endoscopy · 2008 · 308 citations

En Bloc Resection, Early Esophageal Cancers, Esophagus +9

Randomized phase III study comparing the efficacy and safety of irinotecan plus S-1 with S-1 alone as first-line treatment for advanced gastric cancer (study GC0301/TOP-002)

Hiroyuki Narahara, Hiroyasu Iishi, Hiroshi Imamura et al. · Gastric Cancer · 2011 · 160 citations · Full text

Endoscopic piecemeal resection with submucosal saline injection of large sessile colorectal polyps

Hiroyasu Iishi, Masaharu Tatsuta, Kazushige Iseki et al. · Gastrointestinal Endoscopy · 2000 · 147 citations

Submucosal Saline Injection, Colorectal Surgery, Gastroenterology +5

Endoscopic resection of large pedunculated colorectal polyps using a detachable snare

Hiroyasu Iishi, Masaharu Tatsuta, Hiroyuki Narahara et al. · Gastrointestinal Endoscopy · 1996 · 147 citations

Colorectal Surgery, Gastroenterology, Gi Technique +6