TY - GEN ED - Belgian Information Reitox Network [BIRN] TI - Belgian National Report on Drugs 1998 : national policy, epidemiology, demand reduction, early warning system PY - 1999/// CY - Brussels PB - Reitox KW - beleid KW - Belgiƫ KW - Brussel KW - drugs KW - Duitstalige Gemeenschap KW - early warning system KW - epidemiologie KW - onderzoeksrapporten KW - Vlaanderen KW - Walloniƫ ER -