PT - JOURNAL ARTICLE AU - Moazzam Ali AU - Luis Bahamondes AU - Sihem Bent Landoulsi TI - Extended Effectiveness of the Etonogestrel-Releasing Contraceptive Implant and the 20 µg Levonorgestrel-Releasing Intrauterine System for 2 Years Beyond U.S. Food and Drug Administration Product Labeling AID - 10.9745/GHSP-D-17-00296 DP - 2017 Dec 20 TA - Global Health: Science and Practice PG - GHSP-D-17-00296 4099 - http://www.ghspjournal.org/content/early/2017/12/19/GHSP-D-17-00296.short 4100 - http://www.ghspjournal.org/content/early/2017/12/19/GHSP-D-17-00296.full