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Communicating contraceptive effectiveness: an updated counseling chart |
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| Authors: | Steiner Markus J Trussell James Johnson Sarah |
| Affiliation: | a Family Health International, 2224 East NE Hwy 54, Durham, NC 27713 b Princeton University, Princeton, NJ c World Health Organization, Geneva, Switzerland |
| Abstract: | |
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| 本文献已被 ScienceDirect PubMed 等数据库收录！ | |