title: Paradoxes of spirometry results, and smoking cessation.
authors.forename: Gary
authors.initials: G
authors.lastname: Parkes
authors.forename: Trish
authors.initials: T
authors.lastname: Greenhalgh
mesh_terms: D000367:Age Factors; D000368:Aged; D000369:Aged, 80 and over; D005541:Forced Expiratory Volume; D006801:Humans; D008168:Lung / Q000503:physiopathology; D008875:Middle Aged; D012016:Reference Values; D016540:Smoking Cessation / Q000379:methods / Q000523:psychology; D013147:Spirometry / Q000523:psychology; D014797:Vital Capacity