A L Limmer1, J H Wu1,2, H Q Doan1,3, P L Rady1, S K Tyring1. 1. Department of Dermatology, McGovern Medical School at UTHealth, Houston, 77030, TX, U.S.A. 2. Baylor College of Medicine, Houston, 77030, TX, U.S.A. 3. Department of Dermatology, MD Anderson Cancer Center, Houston, 77030, TX, U.S.A.