1. Asia‐Pacific Aesthetic Academy Hong Kong Hong Kong
2. EverKeen Medical Centre Hong Kong Hong Kong
3. Centre Médical Saint Jean Arras France
4. Division in Anatomy and Developmental Biology, Department of Oral Biology Human Identification Research Institute, BK21 FOUR Project, Yonsei University College of Dentistry Seoul South Korea
5. Maylin Clinic (Apgujeong) Seoul South Korea