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Start Over Subjects Health Services Research ✖Remove constraint Subjects: Health Services Research Titles A first look at the volume and cost of comparative effectiveness research in the United States ✖Remove constraint Titles: A first look at the volume and cost of comparative effectiveness research in the United States Dates by Range 2000 and later ✖Remove constraint Dates by Range: 2000 and later

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  • A first look at the volume and cost of comparative effectiveness research in the United States1