1. University of Illinois College of Medicine, Chicago
2. Department of Dermatology, Harvard Medical School, Boston, Massachusetts
3. Department of Pathology, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Massachusetts
4. Massachusetts General Hospital Cancer Center, Division of Hematology/Oncology, Massachusetts General Hospital, Harvard Medical School, Boston
5. Pigmented Lesion Clinic, Department of Dermatology, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Massachusetts6Cutaneous Oncology Program, Department of Dermatology, Beth Israel Deaconess Medical Center, Harvard Medical School, Bo