title: Value of recommended spirometer accuracy checks on office spirometers in primary care unknown.
authors.forename: Patrick J P
authors.initials: PJ
authors.lastname: Poels
authors.forename: Tjard R
authors.initials: TR
authors.lastname: Schermer
mesh_terms: D001315:Australia; D006801:Humans; D011320:Primary Health Care / Q000379:methods*; D011785:Quality Assurance, Health Care; D012120:Respiration Disorders / Q000175:diagnosis* / Q000503:physiopathology; D013147:Spirometry / Q000592:standards