[1
]
Department of Orthopaedic Surgery, Korea University Ansan Hospital, 123, Jeokgeum-ro,
Danwon-Gu, Ansan-si, Gyeonggi-do, 15355, South Korea.
[2
]
Department of Orthopaedic Surgery, Korea University Anam Hospital, Seoul, South Korea.
[3
]
Department of Orthopaedic Surgery, Korea University Guro Hospital, Seoul, South Korea.
[4
]
Department of Orthopaedic Surgery, Korea University Ansan Hospital, 123, Jeokgeum-ro,
Danwon-Gu, Ansan-si, Gyeonggi-do, 15355, South Korea. manbalian@gmail.com.