1. Department of Dermatology University of California, Irvine Irvine CA USA
2. Albert Einstein College of Medicine Montefiore Medical Center Bronx NY USA
3. Department of Dermatology Riga Stradina University, LatviaRiga 1st Hospital Riga Latvia
4. Department of Dermatology State University of New York Downstate Brooklyn NY USA
5. Department of Dermatology Veterans Health Administration Brooklyn NY USA