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Start Over You searched for: Subjects Clinical Trials as Topic Remove constraint Subjects: Clinical Trials as Topic Subjects Evidence-Based Medicine -- methods Remove constraint Subjects: Evidence-Based Medicine -- methods Genre Congresses Remove constraint Genre: Congresses Dates by Range 1950-1999 Remove constraint Dates by Range: 1950-1999

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1. An evidence-based health care system: the case for clinical trials registries : Office of Medical Applications of Research, National Institutes of Health [and] National Library of Medicine, Lister Hill Auditorium, Bethesda, Maryland, December 6-7, 1993