2005n-788 2012e-679 aids(disease) complications control drug drugandnarcoticcontrol drugcontrol ethnology general healthbehavior hiv(viruses) hivinfections hv5801 internationalcooperation internationalrelations lawandlegislation lawenforcement legislation narcoticlaws needlesharing pol011000 police politicalscience politics prevention publicpolicy qv33gr9b987n2005 risk-taking russia(federation) socialaspects substance-relateddisorders substanceabuse treatment