Affiliation: | 1. Veterans Affairs Medical Center, Lexington, Kentucky;2. University of Cincinnati, Department of Dermatology, Cincinnati, Ohio;3. Northwell Mather Hospital, Port Jefferson, New York;4. Department of Dermatology, Brigham and Women''s Hospital, Boston, Massachusetts;5. Department of Dermatology, Clinical Laboratory for Epidemiology and Applied Research in Skin, Beth Israel Deaconess Medical Center, Boston, Massachusetts |