Diffuse Infiltrative Carcinoma of the Sigmoid Colon: Report of a Case - AKIYAMA, Noriyoshi; TSUKAMOTO, Hidehito; MINOURA, Hirohiko; OHMIYA, Haruo; ASAO, Takeshi; OSAKABE, Toji; YASOKAWA, Yohei; KATO, Yasuyuki (Japanese Journal of National Medical Services, 1989)