1 Division of Dermatology, University of California, Los Angeles, Los Angeles.
2 Dermatology Service, Sacramento VA Medical Center, Mather, California.
3 Keck School of Medicine, University of Southern California, Los Angeles.
4 Department of Dermatology, University of California, Davis, Sacramento.
5 Jules Stein Eye Institute and Department of Ophthalmology, David Geffen School of Medicine, University of California, Los Angeles, Los Angeles.
6 Dermatology Service, Sacramento VA Medical Center, Mather, California4Department of Dermatology, University of California, Davis, Sacramento6SUNY Downstate Medical Center Department of Dermatology, Brooklyn, New York.