1. Department of Chemotherapy, Jiangxi Cancer Hospital, Nanchang, Jiangxi 330006, P.R. China
2. Department of Surgery, Jiangxi Health Vocational College, Nanchang, Jiangxi 330006, P.R. China
3. Department of Orthopaedics and Traumatology, Li Ka Shing Faculty of Medicine, The University of Hong Kong, Hong Kong, SAR, P.R. China