title: GOLD stage 1 is crying wolf.
authors.forename: P L
authors.initials: PL
authors.lastname: Enright
mesh_terms: D000328:Adult; D005541:Forced Expiratory Volume / Q000502:physiology; D006801:Humans; D029424:Pulmonary Disease, Chronic Obstructive / Q000503:physiopathology*; D018570:Risk Assessment; D012307:Risk Factors; D014797:Vital Capacity / Q000502:physiology