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Role of the levonorgestrel intrauterine system in effective contraception
Norgestrel, a synthetic progestin chemically derived from 19-nortestosterone, is six times more potent than progesterone, with variable binding affinity to various steroid receptors. The levonorgestrel-releasing intrauterine system (LNG IUS) provides a long-acting, highly effective, and reversible f...
Autores principales: | , , |
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Formato: | Online Artículo Texto |
Lenguaje: | English |
Publicado: |
Dove Medical Press
2013
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Acceso en línea: | https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3749061/ https://www.ncbi.nlm.nih.gov/pubmed/23990713 http://dx.doi.org/10.2147/PPA.S36948 |