Institution: | (1) Department of Surgery, Kuniyoshi Hospital, 1-3-4 Kamimachi, Kochi 780-0901, Japan;(2) Department of Internal Medicine, Kuniyoshi Hospital, 1-3-4 Kamimachi, Kochi 780-0901, Japan;(3) Department of Surgery, Tsukuba Soai Hospital, 1008 Takasaki, Kukisaki Ibaraki, 300-1245, Japan |