1. Department of Gynecology and Obstetrics, Jane Fonda Center, Emory University School of Medicine, Atlanta, Georgia, USA.
2. Department of Behavioral, Social and Health Education Sciences, Rollins School of Public Health, Emory University, Atlanta, Georgia, USA.
3. Department of Psychiatry and Behavioral Neuroscience, University of Cincinnati College of Medicine, Cincinnati, Ohio, USA.
4. Department of Psychology, University of Cincinnati, Cincinnati, Ohio, USA.
5. Division of Reproductive Health, Centers for Disease Control and Prevention, Atlanta, Georgia, USA.
6. Department of Epidemiology and Biostatistics, University of South Carolina, Columbia, South Carolina, USA.
7. Division of HIV/AIDS Prevention, Centers for Disease Control and Prevention, Atlanta, Georgia, USA.