[1] Seoul Natl Univ, Dept Orthopaed Surg, Bundang Hosp, Seoul, South Korea
[2] Seoul Natl Univ, Coll Med, Seoul, South Korea
[3] Lenox Hill Hosp, Dept Orthopaed Surg, Northwell Hlth, New York, NY USA
[4] Univ Virginia, Dept Orthopaed Surg, Sch Med, Charlottesville, VA 22904 USA
[5] Ewha Womans Univ, Dept Orthopaed Surg, Coll Med, Seoul, South Korea
[6] Seoul Natl Univ, Dept Internal Med, Bundang Hosp, Seoul, South Korea
[7] Seoul Natl Univ, Coll Med, Seoul, South Korea
[8] Univ Minnesota, Dept Orthopaed Surg, Med Sch, Minneapolis, MN USA
[9] Rhein Westfal TH Aachen, Dept Orthopaed & Trauma Surg, Aachen, Germany
[10] Hop Henri Mondor, Creteil, France
[11] Kyungpook Natl Univ, Grad Sch Med, Dept Orthopaed Surg, Daegu, South Korea
[12] Osaka Univ, Dept Orthopaed Med Engn, Grad Sch Med, Suita, Osaka, Japan
[13] Dalian Univ, Dept Orthopaed, Affiliated Zhongshan Hosp, Dalian, Peoples R China
[14] Chung Ang Univ, Dept Orthopaed Surg, Coll Med, Seoul, South Korea
[15] Stanford Univ, Dept Orthopaed Surg, Sch Med, Redwood City, CA USA
[16] Johns Hopkins Univ, Dept Orthopaed Surg, Sch Med, Baltimore, MD USA
[17] Kaohsiung Chang Gung Mem Hosp, Dept Orthopaed Surg, Kaohsiung, Taiwan
[18] Fukuoka Univ, Dept Orthopaed Surg, Fac Med, Fukuoka, Japan
[19] Seoul Natl Univ, Dept Diagnost Radiol, Bundang Hosp, Seoul, South Korea
[20] Seoul Natl Univ, Coll Med, Seoul, South Korea
[21] Zhengzhou Univ, Affiliated Hosp 1, Dept Orthopaed Surg, Zhengzhou, Peoples R China