title: Quality assurance: the foundation of professional care.
authors.forename: N M
authors.initials: NM
authors.lastname: Lang
authors.forename: K D
authors.initials: KD
authors.lastname: Marek
mesh_terms: D000573:American Hospital Association; D000575:American Nurses' Association; D006801:Humans; D016294:Models, Nursing; D009732:Nursing Care / Q000592:standards*; D011785:Quality Assurance, Health Care; D012945:Social Values; D014481:United States