My understanding is that it is virtually — not completely, but virtually — impossible to contract AIDS through heterosexual sex... very rarely [transmitted].

OutQ, SiriusXM Radio, quoted in Signorile, Michelangelo (26 January 2012), "Stacey Campfield, Tennessee Senator Behind 'Don't Say Gay' Bill, On Bullying, AIDS And Homosexual 'Glorification'", The Huffington Post