1. Department of Anatomy, Ajou University School of Medicine, Suwon, Korea.
2. Department of Anatomy, Dongguk University College of Medicine, Gyeongju, Korea.
3. Korea Institute of Science and Technology Information, Daejeon, Korea.
4. Department of Orthopedics, Chosun University Hospital, Gwangju, Korea.
5. Graduate School of Information and Communication, Ajou University, Suwon, Korea.