Reductions in pregnancy rates in the USA with long-acting reversible contraception: a cluster randomised trial
| Autor: | Harper, Cynthia C, Rocca, Corinne H, Thompson, Kirsten M, Morfesis, Johanna, Goodman, Suzan, Darney, Philip D, Westhoff, Carolyn L, Speidel, J Joseph |
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| Zdroj: | In The Lancet 8-14 August 2015 386(9993):562-568 |
| Databáze: | ScienceDirect |
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