Koichi Miyahara

Perforation and Postoperative Bleeding of Endoscopic Submucosal Dissection in Gastric Tumors: Analysis of 1,190 Lesions in Low- and High-Volume Centers in Saga, Japan

Koichi Miyahara, Ryuichi Iwakiri, Ryo Shimoda et al. · Digestion · 2012 · 85 citations

Medicine, Oncology, Surgery +17

Impact of an artificial intelligence‐aided endoscopic diagnosis system on improving endoscopy quality for trainees in colonoscopy: Prospective, randomized, multicenter study

Daisuke Yamaguchi, Ryo Shimoda, Koichi Miyahara et al. · Digestive Endoscopy · 2023 · 68 citations · Full text

Medicine, Clinical Sciences, Medical Education +9

NSAIDs are a significant risk factor for colonic diverticular hemorrhage in elder patients: Evaluation by a case‐control study

Nanae Tsuruoka, Ryuichi Iwakiri, Megumi Hara et al. · Journal of Gastroenterology and Hepatology · 2010 · 65 citations

Medicine, Geriatric Medicine, Internal Medicine +15

Lower Rebleeding Rate after Endoscopic Band Ligation than Endoscopic Clipping of the Same Colonic Diverticular Hemorrhagic Lesion: A Historical Multicenter Trial in Saga, Japan

Norihiro Okamoto, Naoyuki Tominaga, Yasuhisa Sakata et al. · Internal Medicine · 2018 · 31 citations · Full text

Medicine, Clinical Sciences, Surgery +14

The Palliative Effect of Endoscopic Uncovered Self-expandable Metallic Stent Placement Versus Gastrojejunostomy on Malignant Gastric Outlet Obstruction: A Pilot Study with a Retrospective Chart Review in Saga, Japan

Takahiro Yukimoto, Tomohito Morisaki, Sho Komukai et al. · Internal Medicine · 2018 · 18 citations · Full text

Medicine, Oncology, Surgery +16