1. Department of Orthopedics, Tumor Hospital of Yunnan Province, The Third Affiliated Hospital of Kunming Medical University, Kunming, Yunnan, P.R. China.
2. Cancer Clinical Research Center of Integrated Traditional and Western Medicine, The Third Affiliated Hospital of Kunming Medical University, Kunming, Yunnan, P.R. China.
3. Department of Radiology, The Second Affiliated Hospital of Kunming Medical University, Kunming, Yunnan, P.R. China.