| 2008 , "Levonorgestrel-releasing intrauterine system: uses and controversies | ", Expert Review of Medical Devices 4: 437—45, doi:10 |
|---|---|
| Winner, B; Peipert, JF; Zhao, Q; Buckel, C; Madden, T; Allsworth, JE; Secura, GM | Luis Bahamondes, M Valeria Bahamondes, Ilza Monteiro |
; Department of Gynecology and Obstetrics, The Johns Hopkins University School of Medicine, Baltimore, Maryland 2012-03-28.
2| "Effectiveness of Long-Acting Reversible Contraception" | |
|---|---|
.
20