Affiliation: | (1) The First Department of Surgery, School of Medicine, Chiba University, 1-8-1, Inohana, 280 Chiba, (Japan);(2) Present address: Faculty of Pharmaceutical Sciences, Josai University, Sakado, Sartama, (Japan);(3) Present address: Professional Relations Department, Kyowa Hakko Co. Ltd, Tokyo, (Japan) |