Affiliation: | (1) Department of Surgery, Seirei-Mikatabara Hospital, 3453 Mikatabara-cho, Hamamatsu 433, Japan, JP;(2) Department of Medicine, Seirei-Mikatabara Hospital, 3453 Mikatabara-cho, Hamamatsu 433, Japan, JP;(3) Department of Pathology, Seirei-Mikatabara Hospital, 3453 Mikatabara-cho, Hamamatsu 433, Japan, JP;(4) First Department of Surgery, Kobe University, School of Medicine, 7-5-2 Kusunoki-cho, Chuo-ku, Kobe 652, Japan, JP |