The Pregnancy Protection Index: A Framework for the Systemic Study of Pregnancy Protection.
| Autor: | Zaneveld, Jacqueline L.1, Zaneveld, J. Ronald V.2, Gravatt, Arthur E.3 |
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| Zdroj: | Journal of Sex Research. Aug84, Vol. 20 Issue 3, p279-292. 14p. |
| Databáze: | Academic Search Ultimate |
| Externí odkaz: |
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