1. Department of Dermatology Severance HospitalCutaneous Biology Research InstituteYonsei University College of Medicine Seoul Korea
2. Department of Dermatology St Vincent’s HospitalCollege of MedicineThe Catholic University of Korea Seoul Korea
3. Department of Dermatology Ajou University School of Medicine Suwon Korea
4. Department of Dermatology Inha UniversitySchool of Medicine Incheon Republic of Korea
5. Department of Education and Training Severance HospitalYonsei University College of Medicine Seoul Korea
6. Drs Woo and Hann’s Skin Center Seoul Korea
7. Department of Medicine College of Medicine Prince Sattam Bin Abdulaziz University Saudi Arabia