Of HIV infection, condoms and sexuality education.
Larsen
J V
JV
D017280:Condoms / Q000706:statistics & numerical data*; D005260:Female; D015658:HIV Infections / Q000453:epidemiology / Q000517:prevention & control*; D006801:Humans; D008297:Male; D012736:Sex Education; D012725:Sexual Behavior; D013019:South Africa / Q000453:epidemiology