title: External quality assessment of CoaguChek point-of-care testing prothrombin time/international ratio monitors.
authors.forename: Steve
authors.initials: S
authors.lastname: Kitchen
authors.forename: Dianne
authors.initials: D
authors.lastname: Kitchen
authors.forename: Ian
authors.initials: I
authors.lastname: Jennings
authors.forename: Tim
authors.initials: T
authors.lastname: Woods
authors.forename: Isobel
authors.initials: I
authors.lastname: Walker
mesh_terms: D006801:Humans; D019934:International Normalized Ratio / Q000295:instrumentation*; D019095:Point-of-Care Systems / Q000592:standards*; D011517:Prothrombin Time / Q000295:instrumentation* / Q000592:standards; D011785:Quality Assurance, Health Care / Q000379:methods*; D011786:Quality Control