by 구정회(Jung-Hoei Ku), 조형래(Hyung-Lae Cho), 박만준(Man-Jun Park), 김정철(Jeong-Cheol Kim)
Published in Clinics in shoulder and elbow (2011)

by 구정회(Jung Hoei Ku), 김진완(Jin Wan Kim), 고영철(Young Chul Ko), 조형래(Hyung Lae Cho), 안수한(Su Han Ahn)
Published in The journal of the Korean Orthopaedic Association (2005)