We found a matchYour institution may have access to this item. Find your institution then sign in to continue.TitleNeed for a true placebo for vaginal microbicide efficacy trials.AuthorsKilmarx, Peter H; Paxton, LynnPublicationLancet (London, England), 2003, Vol 361, Issue 9359, p785ISSN0140-6736Publication typeResearchDOI10.1016/S0140-6736(03)12645-1