[1] Zhejiang Univ, Affiliated Hosp 1, Dept Orthoped, Sch Med, Hangzhou 310003, Peoples R China
[2] Zhejiang Chinese Med Univ, Affiliated Hosp 2, Dept Chinese Med, Hangzhou 310005, Peoples R China
[3] Cent South Univ, Xiangya Hosp 3, Dept Orthoped, Changsha 410083, Peoples R China
[4] Zhejiang Univ, Sch Med, Dept Hepatobiliary & Pancreat Surg, Hangzhou 310000, Peoples R China
[5] Nahda Univ Beni Suef, Fac Phys Therapy, Dept Orthoped Phys Therapy, Bani Suwayf, Egypt