Sheila Krishna1, Eric Ambrecht2, Ian A Maher3. 1. Department of Dermatology, Virginia Commonwealth University Health System, Medical College of Virginia, Richmond. 2. Department of Dermatology, St Louis University, St Louis, Missouri3Center for Outcomes Research, St Louis University, St Louis, Missouri. 3. Department of Dermatology, Virginia Commonwealth University Health System, Medical College of Virginia, Richmond2Department of Dermatology, St Louis University, St Louis, Missouri.