1. Korean College of Cosmetic Surgery, Seoul, Rep. of Korea
2. Medicastle Clinic, Cheonan, Rep. of Korea
3. Interdisciplinary Program in Bioengineering, Seoul National University, Seoul, Rep. of Korea
4. Department of Plastic and Reconstructive Surgery, Seoul National University Bundang Hospital, Seongnam, Rep. of Korea
5. Department of Plastic Surgery, Seoul Face 21 Dental Hospital, Seoul, Rep. of Korea