title: Forthcoming study says 3 of 4 new HIV infections are drug-related.
mesh_terms: D001727:Bisexuality; D016578:Crack Cocaine; D005260:Female; D015658:HIV Infections / Q000150:complications / Q000453:epidemiology* / Q000635:transmission; D006291:Health Policy; D003932:Heroin; D018451:Homosexuality, Male; D006801:Humans; D008297:Male; D015819:Substance Abuse, Intravenous / Q000150:complications*
chemical_list: D016578:Crack Cocaine; D003932:Heroin