1. Department of Orthopaedics, Lanzhou University Second Hospital, Lanzhou, Gansu, People’s Republic of China
2. Orthopaedics Key Laboratory of Gansu Province, Lanzhou University Second Hospital, Lanzhou University, Lanzhou, Gansu, People’s Republic of China
3. Department of Oncology, Lanzhou University Second Hospital, Lanzhou, Gansu, People’s Republic of China