A novel breath test to directly measure use of vaginal gel and condoms.
van der Straten A, Cheng H, Wasdo S, Montgomery L, Smith-McCune K, Booth M, Gonzalez D, Derendorf H, Morey TE, Dennis DM.
van der Straten A, et al. Among authors: booth m.
AIDS Behav. 2013 Jul;17(6):2211-21. doi: 10.1007/s10461-012-0390-z.
AIDS Behav. 2013.
PMID: 23321948
Clinical Trial.