1. Department of Orthodontics, School of Dentistry, Seoul National University
2. Department of Orthodontics, Seoul National University Dental Hospital
3. Department of Plastic and Reconstructive Surgery, Seoul National University Children’s Hospital
4. Department of Oral and Maxillofacial Surgery, School of Dentistry, Seoul National University
5. Angle Dental Clinic, Kangnam-gu
6. Department of Plastic Surgery, CHA Bundang Medical Center, Yatap-ro, Bundang-gu, Seong-nam, Gyeonggi-do
7. Department of Orthodontics, School of Dentistry, Dental Research Institute, Seoul National University, Seoul, Republic of Korea