1. Department of Reproductive Health, Moi University , Eldoret , Kenya
2. Warren Alpert Medical School of Brown University , Providence, Rhode Island , USA
3. Department of Biostatistics, Brown University , Providence, Rhode Island , USA
4. Academic Model Providing Access to Healthcare Partnership , Eldoret , Kenya
5. Division of Infectious Disease, The Warren Alpert Medical School of Brown University , Providence, Rhode Island , USA
6. Division of Infectious Diseases, Miriam Hospital , Providence, Rhode Island , USA