1. Department of Orthopedics, The Second Affiliated Hospital, Xi'an Jiaotong University, Xi'an, China.
2. Department of Traditional Chinese Medicine, Affiliated Hospital of Yan'an University, Yan' an, China.
3. Department of Joint Surgery, Yan'an People's Hospital, Yan'an, China.
4. Key Laboratory of National Ministry of Health for Forensic Sciences, School of Medicine and Forensics, Xi'an Jiaotong University, Xi'an, China.
5. Department of Rehabilitation Medicine, Affiliated Hospital of Yan'an University, Yan' an, China.