title: The crisis in clinical research.
authors.forename: S P
authors.initials: SP
authors.lastname: Ringel
authors.forename: W G
authors.initials: WG
authors.lastname: Bradley
authors.forename: S S
authors.initials: SS
authors.lastname: Spencer
mesh_terms: D006801:Humans; D009316:National Institutes of Health (U.S.); D012106:Research / Q000458:organization & administration*; D012109:Research Support as Topic; D014481:United States