1. Department of Mechanical Engineering, POSTECH, Gyeongbuk, Korea.
2. Department of Prosthodontics, School of Dentistry, Pusan National University, Gyeongnam, Korea.
3. Division of Integrative Biosciences and Biotechnology, POSTECH, Gyeongbuk, Korea.
4. Department of Veterinary Surgery, Chonnam National University, Gwangju, Korea.
5. Department of Mechanical Engineering, Andong National University, Gyeongbuk, Korea.
6. Department of Plastic Surgery, College of Medicine, The Catholic University of Korea, Seoul, Korea.