Affiliation: | (1) Division of Colon and Rectal Surgery, Department of Surgery, Taipei Veterans General Hospital, Taipei, Taiwan, Republic of China;(2) School of Medicine, National Yang-Ming University, Taipei, Taiwan, Republic of China;(3) Division of Pathology, Department of Pathology and Laboratory Medicine, Taipei Veterans General Hospital, Taipei, Taiwan, Republic of China;(4) Division of Oncology and Hematology, Department of Internal Medicine, Taipei Veterans General Hospital, Taipei, Taiwan, Republic of China;(5) Division of Colorectal Surgery, Department of Surgery, Taipei Veterans General Hospital, No. 201, Sec. 2, Shih-Pai Road, Taipei, Taiwan, 11217, Republic of China |