Institution: | 1. Department of Plastic and Reconstructive Surgery, College of Medicine, Catholic University, , Seoul, Korea;2. Department of Plastic and Reconstructive Surgery, College of Medicine, Hanyang University, , Seoul, Korea;3. Department of Orthopaedic Surgery, College of Medicine, Hanyang University, , Seoul, Korea;4. Department of General Surgery, College of Medicine, Hanyang University, , Seoul, Korea |