1. Department of Obstetrics and Gynecology, Medical University of South Carolina, Charleston, SC, USA
2. Department of Communication, College of Charleston, Charleston, SC, USA
3. Department of Medicine, Division of Infectious Diseases, University of Pennsylvania, Philadelphia, PA, USA
4. Department of Obstetrics of Gynecology, Emory University, Atlanta, GA, USA
5. Department of Obstetrics of Gynecology, University of North Carolina, Chapel Hill, NC, USA