Smoking in patients with advanced lung disease.
D005541:Forced Expiratory Volume; D006801:Humans; D008171:Lung Diseases / Q000503:physiopathology / Q000517:prevention & control*; D008297:Male; D008875:Middle Aged; D011656:Pulmonary Emphysema / Q000517:prevention & control; D000074606:Smoking Prevention