1. Department of Dermatology Brigham and Women's Hospital, Harvard Medical School Boston Massachusetts USA
2. Department of Dermatology University of Connecticut Health Center Farmington Connecticut USA
3. Department of Dermatology University of Florida Gainesville Florida USA
4. Skin and Cancer Associates Plantation Florida USA
5. Dermatology Department Medical College of Georgia at Augusta University Augusta Georgia USA
6. The Kittner Skin Cancer Screening and Research Institute, Sheba Medical Center and Sackler Faculty of Medicine Tel Aviv University Tel Aviv Israel
7. Dermatology Service Memorial Sloan Kettering Center New York New York USA