Copper-T intrauterine device and levonorgestrel intrauterine system: biological bases of their mechanism of action
| Autor: | Ortiz, María Elena, Croxatto, Horacio B. |
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| Zdroj: | In Contraception 2007 75(6) Supplement:S16-S30 |
| Databáze: | ScienceDirect |
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