1. Department of Obstetrics, Gynecology and Reproductive Sciences, University of Pittsburgh, Pittsburgh Pennsylvania, Magee-Womens Research Institute, University of Pittsburgh, Pittsburgh Pennsylvania,
2. Department of Dermatology, University of Pittsburgh, Pittsburgh Pennsylvania
3. Department of Epidemiology, University of Pittsburgh, Pittsburgh Pennsylvania, Magee-Womens Research Institute, University of Pittsburgh, Pittsburgh Pennsylvania, Department of Obstetrics, Gynecology and Reproductive Sciences, University of Pittsburgh, Pittsburgh Pennsylvania