TY - BOOK ED - EUROPEAN MONITORING CENTRE FOR DRUGS AND DRUG ADDICTION TI - Polydrug use T2 - Selected Issue 2009 SN - 9789291684106 PY - 2009/// CY - Luxembourg PB - Office for Official Publications of the European Communities KW - OEDT KW - ESTUPEFACIENTE KW - TOXICODEPENDÊNCIA KW - ESTATÍSTICAS SOBRE DROGA KW - EUROPA ER -