Affiliation: | (1) Department of Pathology, Ibaraki Prefecturel Central Hospital and Cancer Center, Itabashi;(2) Departments of Obstetrics and Gynecology, Ibaraki Prefecturel Central Hospital and Cancer Center, Itabashi;(3) Departments of Surgery, Ibaraki Prefecturel Central Hospital and Cancer Center, Ibaraki, Japan;(4) Department of Pathology, Ibaraki Prefectural Central Hospital and Cancer Center, 6528 Koibuchi, 309-1703 Tomobe-machi, Nishi-ibaraki-gun, Ibaraki, Japan |