title: Evaluating the impact of organizational changes in health care delivery: challenges in study design.
authors.forename: Deborah
authors.initials: D
authors.lastname: Schrag
mesh_terms: D003695:Delivery of Health Care / Q000458:organization & administration*; D006801:Humans; D009369:Neoplasms / Q000523:psychology / Q000628:therapy*; D010353:Patient Education as Topic; D016032:Randomized Controlled Trials as Topic; D012107:Research Design