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Dual method use among a sample of first-year college women.
Walsh JL, Fielder RL, Carey KB, Carey MP. Walsh JL, et al. Perspect Sex Reprod Health. 2014 Jun;46(2):73-81. doi: 10.1363/46e1014. Epub 2014 Mar 28. Perspect Sex Reprod Health. 2014. PMID: 24684480 Free PMC article.
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