1 Dermatology Service, Sacramento VA Medical Center, Mather, California, Department of Dermatology, University of California Davis, Sacramento, California Dermatology Service, Sacramento VA Medical Center, Mather, California Dermatology Service, Sacramento VA Medical Center, Mather, California, Department of Dermatology, University of California Davis, Sacramento, California Dermatology Service, Sacramento VA Medical Center, Mather, California, Department of Dermatology, University of California Davis, Sacramento, California, Department of Dermatology, State University of New York Downstate Medical Center, Brooklyn, New York.