title: Methods in health service research. Evaluation of health interventions at area and organisation level.
authors.affiliation: Department of Public Health Sciences, Guy's, King's, and St Thomas's School of Medicine, King's College, London SE1 3QD.
authors.forename: O C
authors.initials: OC
authors.lastname: Ukoumunne
authors.forename: M C
authors.initials: MC
authors.lastname: Gulliford
authors.forename: S
authors.initials: S
authors.lastname: Chinn
authors.forename: J A
authors.initials: JA
authors.lastname: Sterne
authors.forename: P G
authors.initials: PG
authors.lastname: Burney
authors.forename: A
authors.initials: A
authors.lastname: Donner
mesh_terms: D016000:Cluster Analysis; D015986:Confounding Factors, Epidemiologic; D019317:Evidence-Based Medicine; D006302:Health Services Research / Q000379:methods / Q000458:organization & administration*; D006801:Humans; D011446:Prospective Studies; D011635:Public Health Administration; D011897:Random Allocation