Institution: | 1. Departments of Pathology and Dermatology, University of Michigan, Ann Arbor, Michigan, USA;2. Department of Dermatology and Laboratory Medicine and Pathology, Mayo Clinic, Rochester, Minnesota, USA;3. Dermatology Center of Southern Indiana, Bloomington, Indiana, USA;4. Department of Pathology, Oakland University William Beaumont School of Medicine and Beaumont Health Systems, Royal Oak, Michigan, USA |