Affiliation: | Chao Li, Da-Ren Liu, Guo-Gang Li, Hou-Hong Wang, Xiao-Wen Li, Yu-Lian Wu, Li Chen, Department of Surgery, Second Affiliated Hospital, College of Medicine, Zhejiang University, Hangzhou 310021, Zhejiang Province, ChinaWei Zhang, Department of Orthopedics, Second Affiliated Hospital, College of Medicine, Zhejiang University, Hangzhou 310021, Zhejiang Province, China |