1. Fresh Facial Aesthetic Surgery and ENT Clinic Seoul Korea
2. Eastern Virginia Medical School Norfolk Virginia USA
3. VS line Clinic Incheon South Korea
4. Pygmalion Clinic Seoul Korea
5. LaClasse Clinic Seoul Korea
6. Scientific and Development Department Wellcomet GmbH Karlsruhe Germany
7. Division in Anatomy and Developmental Biology, Department of Oral Biology, Human Identification Research Institute, BK21 FOUR Project Yonsei University College of Dentistry Seoul Korea
8. Maylin Clinic (Apgujeong) Seoul Korea