1. Department of Plastic Surgery, Zhejiang Hospital, Hangzhou, Zhejiang 310007, P.R. China
2. Department of Orthopedics, Affiliated Hangzhou First People's Hospital, Zhejiang University School of Medicine, Hangzhou, Zhejiang 310006, P.R. China
3. Department of Radiotherapy, The Second Affiliated Hospital, Zhejiang University School of Medicine, Hangzhou, Zhejiang 310009, P.R. China
4. Department of Orthopedics, The Second Affiliated Hospital, Zhejiang University School of Medicine, Hangzhou, Zhejiang 310009, P.R. China