title: Efficient clinical research.
authors.forename: D B
authors.initials: DB
authors.lastname: Neuhauser
authors.forename: S B
authors.initials: SB
authors.lastname: Green
mesh_terms: D017598:Efficiency, Organizational; D006801:Humans; D017063:Outcome Assessment, Health Care; D016032:Randomized Controlled Trials as Topic / Q000191:economics / Q000379:methods; D012106:Research / Q000191:economics / Q000458:organization & administration*; D012107:Research Design