Oral contraceptives and premenstrual symptoms: Comparison of a 21/7 and extended regimen
| Autor: | Coffee, Andrea L., Kuehl, Thomas J., Willis, Sherilyn, Sulak, Patricia J. |
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| Zdroj: | In American Journal of Obstetrics and Gynecology 2006 195(5):1311-1319 |
| Databáze: | ScienceDirect |
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