A Case of Metachronous Quadruple Cancer Confined to the Gastrointestinal Tract - Yamada, Akira; Maeda, Tomoyuki; Shimizu, Masahiro; Yasui, Hitoshi; Kobayashi, Yoshinori (Nippon Shokaki Geka Gakkai zasshi, 1991)
Keywords: gastrointestinal tract; metachronous quadruple cancer; multiple cancer