title: Universally low spirometry values in respiratory outpatients.
authors.forename: N A
authors.initials: NA
authors.lastname: Maskell
authors.forename: J G
authors.initials: JG
authors.lastname: Prior
mesh_terms: D004868:Equipment Failure; D006801:Humans; D008171:Lung Diseases / Q000175:diagnosis; D012680:Sensitivity and Specificity; D013147:Spirometry / Q000295:instrumentation*