by 정영기(Yung-Khee Chung), 박용욱(Yong-Wook Park), 류중곤(Jung-Gon Ryoo), 이응천(Eung-Cheon Lee)
Published in The journal of the Korean Orthopaedic Association (1995)

by 정영기(Yung Khee Chung), 유정한(Jung Han Yoo), 박명률(Myung Ryool Park), 이진영(Jin Young Lee), 송백용(Baek Yong Song), 류중곤(Jung Gon Ryoo), 주의탁(Eui Tak Chu)
Published in The journal of the Korean Orthopaedic Association (1993)