Affiliation: | 1. Department of Orthopedic Surgery, Osaka Medical College, Takatsuki, Japan;2. Department of Rehabilitation, First Towakai Hospital, Takatsuki, Japan;1. Orthopaedic Biomechanics Laboratory, Congress Medical Foundation, Pasadena, CA, USA;2. Department of Orthopedic Surgery, Osaka Medical College, Takatsuki, Osaka, Japan;3. Department of Orthopaedic Surgery, University of California, Irvine, Orange, CA, USA |