1. 1Gertrude H. Sergievsky Center, Vagelos College of Physicians and Surgeons, Columbia University Irving Medical Center, New York, New York.
2. 2Department of Epidemiology, Mailman School of Public Health, Columbia University Irving Medical Center, New York, New York.
3. 3Department of Obstetrics and Gynecology, University of Cape Town, Cape Town, South Africa.
4. 4South African Medical Research Council Gynaecological Cancer Research Centre (SAMRC GCRC), University of Cape Town, South Africa.
5. 5Cepheid, Solna, Sweden.
6. 6School of Public Health and Family Medicine, University of Cape Town, Cape Town, South Africa.
7. 7Department of Obstetrics and Gynecology, Vagelos College of Physicians and Surgeons, Columbia University Irving Medical Center, New York, New York.
8. 8Cepheid, Sunnyvale, California.
9. 9Department of Biostatistics, Mailman School of Public Health, Columbia University Irving Medical Center, New York, New York.
10. 10Department of Pathology, Vagelos College of Physicians and Surgeons, Columbia University Irving Medical Center, New York, New York.