1. Trauma Center, Guangxi Liuzhou Workers Hospital, The Fourth Affiliated Hospital of Guangxi Medical University, Liuzhou, Guangxi 545000, P.R. China
2. Department of Trauma Orthopedics, Hechi People's Hospital, Hechi, Guangxi 547000, P.R. China
3. Department of Joint Osteopathy, Guangxi Liuzhou Workers Hospital, The Fourth Affiliated Hospital of Guangxi Medical University, Liuzhou, Guangxi 545000, P.R. China