1. Department of Orthopaedic Surgery, Graduate School, Kyung Hee University, Seoul, Republic of Korea
2. Department of Orthopaedic Surgery, Hangang Sacred Heart Hospital, Hallym University College of Medicine, Seoul, Republic of Korea
3. Department of Radiology, Kyung Hee University Hospital, Seoul, Republic of Korea
4. Shoulder and Elbow Clinic, Department of Orthopaedic Surgery, College of Medicine, Kyung Hee University, Seoul, Republic of Korea