1. EverKeen Medical Centre Hong Kong Hong Kong
2. Perfect Skin Solution Hong Kong Hong Kong
3. Asia‐Pacific Aesthetic Academy Hong Kong Hong Kong
4. Private Practice Bologna Italy
5. Huang PH Dermatology and Aesthetics Kaohsiung Taiwan
6. Division in Anatomy and Developmental Biology Department of Oral Biology Human Identification Research Institute Yonsei University College of Dentistry Seodaemun‐gu Seoul South Korea
7. Maylin Clinic (Apgujeong) Apgujeong Seoul South Korea