1 University of Minnesota, Department of Dermatology, Minneapolis, MN,; University of Nebraska Medical Center, College of Medicine, Omaha, NE.
2 University of Minnesota, Department of Dermatology, Minneapolis, MN.
3 University of Minnesota, Department of Dermatology, Minneapolis, MN,; The Ohio State University, College of Medicine, Columbus, OH.
4 University of Minnesota, Department of Dermatology, Minneapolis, MN,; Des Moines University College of Osteopathic Medicine, Des Moines, IA.
5 Sadick Dermatology, New York, New York.
6 University of Minnesota, Department of Dermatology, Minneapolis, MN,; Department of Dermatology, Minneapolis Veterans Affairs Health Care System, Minneapolis, MN. Electronic address: rfarah@umn.edu.