TY - BOOK ED - EUROPEAN MONITORING CENTRE FOR DRUGS AND DRUG ADDICTION - EMCDDA TI - Estimating the prevalence of problem drug use in Europe T2 - EMCDDA Scientific Monograph Series VL - 1 SN - 9291680060 PY - 1997/// CY - Luxembourg PB - Office for Official Publications of The European Communities KW - SAÚDE PÚBLICA KW - CONSUMO DE DROGA KW - TOXICODEPENDÊNCIA KW - TIPOS DE DROGA KW - HEROÍNA KW - UNIÃO EUROPEIA KW - RELATÓRIO ANUAL ER -