Affiliation: | (1) Department of Orthopaedic Surgery, Kyoto University Graduate School of Medicine, Kawahara-cho, Shogoin, Sakyo-ku, Kyoto 606-8507, Japan e-mail: m54236@sakura.kudpc.kyoto-u.ac.jp, Tel.: +81-75-7513652; Fax: +81-75-7518409, JP;(2) Department of Orthopaedic Surgery, Tamatsukuri Kouseinenkin Hospital, Shimane, Japan, JP |