1 Department of Dermatology, Beth Israel Deaconess Medical Center, Boston, Massachusetts.
2 Brigham and Women's Hospital, Department of Medicine, Boston, Massachusetts.
3 Harvard Combined Dermatology Residency Training Program, Boston, Massachusetts.
4 Divisions of Hematology & Hematologic Malignancies and Medical Oncology, Department of Medicine, Beth Israel Deaconess Medical Center, Boston, Massachusetts.
5 Department of Dermatology, Veterans Affairs Boston Healthcare System, Boston, Massachusetts.