1. Department of Orthopedics, Qilu Hospital, Shandong University, Jinan, Shandong, China (mainland)
2. Department of Orthopedics, Shandong Institute of Medicine and Health Information, Jinan, Shandong, China (mainland)
3. Department of Emergency, Qilu Hospital, Shandong University, Jinan, Shandong, China (mainland)