title: Pitfalls of using patient classification systems for costing nursing care.
mesh_terms: D002983:Clinical Competence; D003365:Costs and Cost Analysis; D006801:Humans; D009732:Nursing Care / Q000592:standards; D009738:Nursing Service, Hospital / Q000191:economics*; D010361:Patients / Q000145:classification*; D014481:United States