1. Department of Orthopaedic Surgery, National Cheng Kung University Hospital, College of Medicine, National Cheng Kung University, Tainan, Taiwan
2. Department of Orthopaedic Surgery, Kaohsiung Veterans General Hospital Tainan Branch, Tainan, Taiwan
3. Department of Orthopaedics, Ditmanson Medical Foundation Chia-Yi Christian Hospital, Chiayi, Taiwan
4. Musculoskeletal Research Center, Innovation Headquarter, National Cheng Kung University, Tainan, Taiwan