TY - GEN ED - European Monitoring Centre for Drugs and Drug Addiction [EMCDDA] TI - Evaluating the treatment of drug abuse in the European Union : papers arising from an EMCDDA workshop held in Athens, Greece, on 17-18 March 1997 T2 - EMCDDA scientific monograph series SN - 9291680516 PY - 1999/// CY - Luxembourg PB - Office for Official Publications for the European Communities KW - congressen en studiedagen KW - drugs KW - Europa KW - evaluatie KW - hulpverlening ER -