title: Detecting chronic obstructive pulmonary disease using peak flow rate: cross sectional survey.
mesh_terms: D000368:Aged; D003430:Cross-Sectional Studies; D005260:Female; D006801:Humans; D008297:Male; D010366:Peak Expiratory Flow Rate / Q000502:physiology; D029424:Pulmonary Disease, Chronic Obstructive / Q000175:diagnosis* / Q000503:physiopathology; D012680:Sensitivity and Specificity