Osamu Aizawa

The size of regional lymph nodes does not correlate with the presence or absence of metastasis in lymph nodes in rectal cancer

Hitoshi Kotanagi, Takemi Fukuoka, Yutaka Shibata et al. · Journal of Surgical Oncology · 1993 · 109 citations

Surgical Oncology, Pathology, Regional Lymph Nodes +16

Argentaffin cell adenocarcinoma of the stomach: An atypical carcinoid?

Jun Soga, Kenji Tazawa, Osamu Aizawa et al. · Cancer · 1971 · 83 citations · Full text

Esophagus, Esophageal Cancer, Gastrointestinal Oncology +10

Total gastrectomy for gastric cancer. Clinical considerations on 431 cases

Masao Fujimaki, Jun Soga, Kanji Wada et al. · Cancer · 1972 · 34 citations · Full text

Necessary Surgical Procedure, Surgical Oncology, Gastrointestinal Oncology +13

Homotypic Adhesion through Carcinoembryonic Antigen Plays a Role in Hepatic Metastasis Development

Toshiaki Yoshioka, Takashi Masuko, Hitoshi Kotanagi et al. · Japanese Journal of Cancer Research · 1998 · 31 citations · Full text

A case of toxic megacolon in ulcerative colitis associated with cytomegalovirus infection

Hitoshi Kotanagi, Takemi Fukuoka, Yutaka Shibata et al. · Journal of Gastroenterology · 1994 · 28 citations

Cytomegalovirus Infection, Immunology, Gastroenterology +4