Institution: | 1. 四川大学华西医院骨科(成都 610041), Department of Orthopaedics, West China Hospital, Sichuan University, Chengdu Sichuan, 610041, P.R.China ; 2. 中航工业成都 363 医院骨科(成都 610041), Department of Orthopaedics, Chengdu 363 Hospital of China Aviation Industry, Chengdu Sichuan, 610041, P.R.China |