1. Department of Trauma and Orthopedic Surgery, Nanfang Hospital, Southern Medical University, Guangzhou, Guangdong, China (mainland)
2. Department of Orthopaedics, Affiliated Hospital of Hebei University of Engineering, Handan, Hebei, China (mainland)
3. Institute of Orthopedics and Traumatology, The Third Affiliated Hospital, Guangzhou Medical University, Guangzhou, Guangdong, China (mainland)
4. Department of Orthopaedics, The Third Affiliated Hospital, Guangzhou Medical University, Guangzhou, Guangdong, China (mainland)