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  • Original Article

    AHRQ Series Paper 5: Grading the strength of a body of evidence when comparing medical interventions—Agency for Healthcare Research and Quality and the Effective Health-Care Program

    Journal of Clinical Epidemiology
    Vol. 63Issue 5p513–523Published online: July 13, 2009
    • Douglas K. Owens
    • Kathleen N. Lohr
    • David Atkins
    • Jonathan R. Treadwell
    • James T. Reston
    • Eric B. Bass
    • and others
    Cited in Scopus: 353
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      To establish guidance on grading strength of evidence for the Evidence-based Practice Center (EPC) program of the U.S. Agency for Healthcare Research and Quality.
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