Extended use up to 5 years of the etonogestrel-releasing subdermal contraceptive implant: comparison to levonorgestrel-releasing subdermal implant.
Hum Reprod. 2016 Nov;31(11):2491-2498. doi: 10.1093/humrep/dew222. Epub 2016 Sep 26.
Hum Reprod. 2016.
PMID: 27671673
Free PMC article.
Clinical Trial.