title: Quality assurance: principles and practice.
authors.forename: J H
authors.initials: JH
authors.lastname: Sadler
mesh_terms: D006801:Humans; D007676:Kidney Failure, Chronic / Q000628:therapy*; D009937:Organizational Objectives; D011785:Quality Assurance, Health Care / Q000458:organization & administration* / Q000592:standards