TY - JOUR DP - http://iris.who.int/ DB - WHO IRIS AU - WHO International Working Group for Drug Statistics Methodology (1999 : Oslo, Norway) LA - en UR - https://iris.who.int/handle/10665/57381 JF - WHO drug information 1999 ; 13(4) : 245-248 DA - 1999 PY - 1999 TI - ATC/DDD classification (final) KW - Pharmaceutical Preparations KW - classification administration and dosage ER -