High-risk behaviour.
Pinkerton
S D
SD
D017280:Condoms / Q000706:statistics & numerical data*; D015658:HIV Infections / Q000517:prevention & control* / Q000635:transmission; D015497:HIV-1; D006801:Humans; D008297:Male; D011336:Probability; D012307:Risk Factors; D012725:Sexual Behavior