Akinori Iwashita

Correlations between lymph node metastasis and depth of submucosal invasion in submucosal invasive colorectal carcinoma: a Japanese collaborative study

Kazuaki Kitajima, Takahiro Fujimori, Shigehiko Fujii et al. · Journal of Gastroenterology · 2004 · 655 citations

Tumor Biology, Surgical Oncology, Japanese Collaborative Study +11

Gastric Adenocarcinoma of Fundic Gland Type (Chief Cell Predominant Type): Proposal for a New Entity of Gastric Adenocarcinoma

Hiroya Ueyama, Takashi Yao, Yutaka Nakashima et al. · The American Journal of Surgical Pathology · 2010 · 239 citations

Tumoral Pathology, Gastrointestinal Oncology, Medicine +12

Novel magnified endoscopic findings of microvascular architecture in intramucosal gastric cancer

Kenshi Yao, Tatsuhiro Oishi, Toshiyuki Matsui et al. · Gastrointestinal Endoscopy · 2002 · 230 citations

Endoscopic Findings, Oncology, Medicine +8

Endoscopic and biopsy findings of the upper digestive tract in patients with amyloidosis

Shuji Tada, Mitsuo lida, Akinori Iwashita et al. · Gastrointestinal Endoscopy · 1990 · 183 citations

Biopsy Findings, Gastroenterology, Upper Digestive Tract +3

Usefulness of magnifying endoscopy with narrow-band imaging for determining the horizontal extent of early gastric cancer when there is an unclear margin by chromoendoscopy (with video)

Takashi Nagahama, Kenshi Yao, Shinichiro Maki et al. · Gastrointestinal Endoscopy · 2011 · 174 citations

Unclear Margin, Endoscopy, Medical Imaging +11