[Condom effectiveness in reducing heterosexual HIV transmission].
Smith
Else
E
Epidemiologisk afdeling, Statens Serum Institut, Artillerivej 5, DK-2300 København S. es@ssi.dk
D015331:Cohort Studies; D017280:Condoms; D019317:Evidence-Based Medicine; D005260:Female; D015658:HIV Infections / Q000517:prevention & control*; D020010:Heterosexuality; D006801:Humans; D008297:Male; D012749:Sexually Transmitted Diseases / Q000517:prevention & control* / Q000821:virology