title: External quality assurance--a personal view.
authors.forename: V
authors.initials: V
authors.lastname: Thurlow
mesh_terms: D001774:Blood Chemical Analysis / Q000592:standards*; D001798:Blood Proteins / Q000592:standards*; D003402:Creatine Kinase / Q000097:blood; D006801:Humans; D011786:Quality Control
chemical_list: D001798:Blood Proteins; D003402:Creatine Kinase