title: Why can't men who have sex with men donate blood?
authors.forename: Jorge
authors.initials: J
authors.lastname: Roman
mesh_terms: D001782:Blood Donors / Q000331:legislation & jurisprudence*; D015658:HIV Infections / Q000517:prevention & control; D018451:Homosexuality, Male; D006801:Humans; D008297:Male; D014481:United States; D014486:United States Food and Drug Administration