What's in a name when efficacy isn't efficacious?
- PMID: 1334162
What's in a name when efficacy isn't efficacious?
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Efficacy of nonoxynol 9 contraceptive sponge use in preventing heterosexual acquisition of HIV in Nairobi prostitutes.JAMA. 1992 Jul 22-29;268(4):477-82. JAMA. 1992. PMID: 1320133 Clinical Trial.
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