title: Designed studies: their role in assuring quality and controlling costs.
authors.forename: R K
authors.initials: RK
authors.lastname: Spoeri
mesh_terms: D003363:Cost Control; D006302:Health Services Research / Q000379:methods*; D017721:Hospital Costs; D011785:Quality Assurance, Health Care; D012107:Research Design; D014481:United States