Bronchial mucus gland hypertrophy: its relation to symptoms and environment.
D000293:Adolescent; D000328:Adult; D000368:Aged; D000375:Aging; D001991:Bronchitis / Q000453:epidemiology* / Q000473:pathology*; D002648:Child; D002675:Child, Preschool; D004739:England; D004777:Environment; D005260:Female; D006801:Humans; D006984:Hypertrophy / Q000453:epidemiology / Q000473:pathology; D008171:Lung Diseases / Q000473:pathology; D008297:Male; D008875:Middle Aged; D011656:Pulmonary Emphysema / Q000473:pathology; D012723:Sex; D012907:Smoking