1 Department of Dermatology, Emory University School of Medicine, Atlanta, Georgia. Electronic address: harrison.p.nguyen@gmail.com.
2 Department of Dermatology, University of Pennsylvania, Philadelphia, Pennsylvania.
3 Division of Dermatology, Department of Medicine, John H. Stroger, Jr. Hospital of Cook County, Chicago, Illinois; Department of Dermatology, Rush Medical College, Chicago, Illinois.