跟进生产数据并统计分析。
方法采取随机抽样方法，对不同层次目标人群进行问卷调查并统计分析。
Methods Different target population were chosen at random and investigated with questionnaire.
方法随机抽查我院2009年处方，对处方的合理性进行评估，收集不合理处方并统计分析。
Methods prescription in 2009 is surveyed randomly in our hospital. The level on rationality of prescription writing is evaluated and the irrational prescription is collected and analyzed.
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