1. Oaro Dermatology Clinic Seoul Korea
2. Department of Dermatology Johns Hopkins University School of Medicine Baltimore MD USA
3. Department of Pathology Dongtan Sacred Heart Hospital Hallym University College of Medicine Hwaseong Korea
4. Department of Dermatology Ilsan Paik Hospital Inje University College of Medicine Goyang Korea
5. Department of Dermatology Dongtan Sacred Heart Hospital Hallym University College of Medicine Hwaseong Korea