Of HIV infection, condoms and sexuality education.
Duncan
M E
ME
D000367:Age Factors; D003075:Coitus; D017280:Condoms; D005260:Female; D015658:HIV Infections / Q000517:prevention & control* / Q000635:transmission; D006801:Humans; D012307:Risk Factors; D012736:Sex Education; D013019:South Africa / Q000453:epidemiology