1. School of Clinical Medicine, Guizhou Medical University, Guiyang, P.R. China
2. Department of Traumatic Orthopedics, Affiliated Hospital, Guizhou Medical University, Guiyang, P.R. China
3. Department of Orthopedics, Affiliated Baiyun Hospital, Guizhou Medical University, Guiyang, P.R. China
4. Department of Orthopedics, Dazhou Central Hospital, Dazhou, P.R. China
5. Department of first Orthopedics, Fifth Affiliated (zhuhai) Hospital, Zunyi Medical University, Zhuhai, P.R. China
6. Department of Orthopedics, First Affiliated Hospital, Nanchang University, Nanchang, P.R. China