Osamu Mohara

Progression of chronic atrophic gastritis associated with <i>Helicobacter pylori</i> infection increases risk of gastric cancer

Hiroshi Ohata, Shintaro Kitauchi, Noriko Yoshimura et al. · International Journal of Cancer · 2003 · 517 citations · Full text

Medicine, Oncology, Pathology +17

Eradication of <i>Helicobacter pylori</i> prevents cancer development in subjects with mild gastric atrophy identified by serum pepsinogen levels

Kimihiko Yanaoka, Masashi Oka, Hiroshi Ohata et al. · International Journal of Cancer · 2009 · 135 citations · Full text

Medicine, Internal Medicine, Oncology +17

Cancer High-Risk Subjects Identified by Serum Pepsinogen Tests: Outcomes after 10-Year Follow-up in Asymptomatic Middle-Aged Males

Kimihiko Yanaoka, Masashi Oka, Chizu Mukoubayashi et al. · Cancer Epidemiology Biomarkers & Prevention · 2008 · 116 citations

Medicine, Oncology, Preventive Medicine +16

Development of gastric cancer in nonatrophic stomach with highly active inflammation identified by serum levels of pepsinogen and <i>Helicobacter pylori</i> antibody together with endoscopic rugal hyperplastic gastritis

Mika Watanabe, Jun Kato, Izumi Inoue et al. · International Journal of Cancer · 2012 · 106 citations

Medicine, Internal Medicine, Pathology +17

Risk of gastric cancer in asymptomatic, middle‐aged Japanese subjects based on serum pepsinogen and <i>Helicobacter pylori</i> antibody levels

Kimihiko Yanaoka, Masashi Oka, Noriko Yoshimura et al. · International Journal of Cancer · 2008 · 77 citations

Medicine, Oncology, Pathology +17