TY - GEN ED - European Monitoring Centre for Drugs and Drug Addiction (EMCDDA) TI - Guidelines for the risk assessment of new synthetic drugs SN - 9291680613 PY - 1999/// CY - Luxembourg PB - Office for Official Publications of the European Communities KW - beleid KW - drugs KW - Europa KW - onderzoek KW - richtlijnen KW - risicoschatting ER -