TY - GEN ED - European Commission TI - European Monitoring Centre for Drugs and Drug Addiction [EMCDDA] : feasibility study : phase 3 : annexes PY - 1992/// CY - Brussels PB - European Commission KW - drugs KW - epidemiologie KW - Europese Unie KW - haalbaarheidsonderzoek KW - monitoring KW - onderzoeksrapporten ER -