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 Author(s): NIH Technology Assessment Workshop (1993 : Bethesda, Md.) Publication: [Bethesda, Md. : Office of Medical Applications of Research?, 1993] Subject(s): Information SystemsClinical Trials as TopicEvidence-Based Medicine -- methodsRegistries