1. Department of Pathology and Laboratory Medicine, New Hanover Regional Medical Center, Wilmington
2. Department of Obstetrics and Gynecology, New Hanover Regional Medical Center, Wilmington
3. Department of Obstetrics and Gynecology, Coastal Area Health Education Center, Wilmington
4. Department of Obstetrics and Gynecology, University of North Carolina at Chapel Hill, Chapel Hill, North Carolina