| 引用本文: |
金承刚,李佳,陈丽,等.政策、项目干预效果评价的不同设计及内部效度比较研究[J].中国卫生经济,2012,(4):79-82.[点击复制] |
.Comparison of Internal Validity of different designs for Policy and Program Impact Evaluation[J].CHINESE HEALTH ECONOMICS,2012,(4):79-82.[点击复制] |
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| Comparison of Internal Validity of different designs for Policy and Program Impact Evaluation |
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