title: Inverted intramucosal carcinoma in the sigmoid colon.
authors.affiliation: Department of Gastrointestinal Oncology, Osaka Medical Center for Cancer and Cardiovascular Diseases, Osaka, Japan.
authors.forename: Noriko
authors.initials: N
authors.lastname: Matsuura
authors.affiliation: Department of Gastrointestinal Oncology, Osaka Medical Center for Cancer and Cardiovascular Diseases, Osaka, Japan.
authors.forename: Yoji
authors.initials: Y
authors.lastname: Takeuchi
authors.affiliation: Department of Pathology, Osaka Medical Center for Cancer and Cardiovascular Diseases, Osaka, Japan.
authors.forename: Yasuhiko
authors.initials: Y
authors.lastname: Tomita