方法：采用WHO推荐的限定日剂量(DDD)和药物利用指数(DUI)作为药物利用研究单位，对北京安贞医院一个月门诊处方进行分析。
METHOD: by using Definite Daily Dosage (DDD), Drug Utilization Index (DUI) recommended by WHO as indicators, prescriptions of a month in the Anzhen Hospital were statistically analysed.
方法：采用WHO推荐的限定日剂量(DDD)和药物利用指数(DUI)作为药物利用研究单位，对北京安贞医院一个月门诊处方进行分析。
METHOD: by using Definite Daily Dosage (DDD), Drug Utilization Index (DUI) recommended by WHO as indicators, prescriptions of a month in the Anzhen Hospital were statistically analysed.
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