Affiliation: | (1) Second Department of Surgery, Faculty of Medicine, University of Yamanashi, 1110 Shimokato, Chuo City Yamanashi, 409-3898, Japan;(2) First Department of Surgery, Faculty of Medicine, University of Yamanashi, 1110 Shimokato, Chuo City Yamanashi, 409-3898, Japan;(3) Department of Urology, Faculty of Medicine, University of Yamanashi, 1110 Shimokato, Chuo City Yamanashi, 409-3898, Japan |