Masaharu Yoshihara

Advantage of endoscopic submucosal dissection compared with EMR for early gastric cancer

Shiro Oka, Shinji Tanaka, Iwao Kaneko et al. · Gastrointestinal Endoscopy · 2006 · 674 citations

Medicine, Oncology, Surgery +12

Clinicopathologic features and endoscopic treatment of superficially spreading colorectal neoplasms larger than 20 mm

Shinji Tanaka, Ken Haruma, Shiro Oka et al. · Gastrointestinal Endoscopy · 2001 · 337 citations

Medicine, Oncology, Pathology +16

Outcome of endoscopic submucosal dissection for colorectal tumors accompanied by fibrosis

Aki Matsumoto, Shinji Tanaka, Sayaka Oba et al. · Scandinavian Journal of Gastroenterology · 2010 · 273 citations

Medicine, Oncology, Surgery +17

Low Prevalence of Helicobacter pylori-negative Gastric Cancer among Japanese

Taiji Matsuo, Masanori Ito, Shunsuke Takata et al. · Helicobacter · 2011 · 255 citations · Full text

Medicine, Oncology, Pathology +15

Magnifying endoscopy with narrow band imaging for diagnosis of colorectal tumors

Mayuko Hirata, Shinji Tanaka, Shiro Oka et al. · Gastrointestinal Endoscopy · 2007 · 200 citations

Medicine, Oncology, Surgery +14