PT - JOURNAL ARTICLE AU - Leo Han AU - Eva Patil AU - Nancy Kidula AU - Mary Lyn Gaffield AU - Petrus S. Steyn TI - From Research to Policy: The WHO Experience With Developing Guidelines on the Potential Risk of HIV Acquisition and Progestogen-Only Contraception Use AID - 10.9745/GHSP-D-17-00278 DP - 2017 Dec 28 TA - Global Health: Science and Practice PG - 540--546 VI - 5 IP - 4 4099 - http://www.ghspjournal.org/content/5/4/540.short 4100 - http://www.ghspjournal.org/content/5/4/540.full SO - GLOB HEALTH SCI PRACT2017 Dec 28; 5