Effectiveness of Oral Contraceptive Pills in a Large U.S. Cohort Comparing Progestogen and Regimen.
Autor: | Dinger, Jürgen1 dinger@zeg-berlin.de, Thai Do Minh1, Buttmann, Nina1, Bardenheuer, Kristina1 |
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Zdroj: | Obstetrics & Gynecology. Jan2011, Vol. 117 Issue 1, p33-40. 8p. 3 Charts, 4 Graphs. |
Databáze: | Academic Search Ultimate |
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