Affiliation: | (1) Department of Surgery, Yatsushiro Health Insurance General Hospital, Kumamoto 866-8660, Japan, JP;(2) Second Department of Surgery, Kumamoto University School of Medicine, Kumamoto, Japan, JP;(3) Department of Surgical Pathology, Kumamoto University School of Medicine, Kumamoto, Japan, JP;(4) Department of Surgery, Kumamoto Regional Hospital, Kumamoto, Japan, JP |