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The Ovulation Method of Family Planning
With the Billings Ovulation Method of natural family planning, women chart the symptoms of changes of their cervical mucus to determine when they are ovulating. The Ovulation Method is simple to learn, and some studies have shown it to be 98.5% effective. It can be used throughout a woman's chi...
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| Hlavní autor: | |
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| Médium: | Artigo |
| Jazyk: | Inglês |
| Vydáno: |
1984
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| Témata: | |
| On-line přístup: | https://ncbi.nlm.nih.gov/pmc/articles/PMC2153977/ https://ncbi.nlm.nih.gov/pubmed/21278993 |
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