title: Ethical issues in the design and conduct of cluster randomised controlled trials.
authors.affiliation: Department of Public Health Medicine, University of Birmingham, Birmingham B15 2TT. S.J.Edwards@bham.ac.uk
authors.forename: S J
authors.initials: SJ
authors.lastname: Edwards
authors.forename: D A
authors.initials: DA
authors.lastname: Braunholtz
authors.forename: R J
authors.initials: RJ
authors.lastname: Lilford
authors.forename: A J
authors.initials: AJ
authors.lastname: Stevens
mesh_terms: D016000:Cluster Analysis; D035061:Control Groups; D004992:Ethics, Medical; D016032:Randomized Controlled Trials as Topic / Q000379:methods* / Q000592:standards; D012107:Research Design / Q000592:standards