1. Department of Epidemiology, Rollins School of Public Health; Emory University; Atlanta Georgia
2. Department of Pediatrics, Aflac Cancer Center; Emory University School of Medicine; Atlanta Georgia
3. Cancer Prevention and Control Research Program; Winship Cancer Institute of Emory University; Atlanta Georgia
4. Department of Gynecology and Obstetrics; Emory University School of Medicine; Atlanta Georgia
5. Georgia Center for Cancer Statistics; Georgia Cancer Registry; Atlanta Georgia