Smoking versus infection as the aetiology of bronchial mucous gland hypertrophy in chronic bronchitis.
D000328:Adult; D000368:Aged; D001706:Biopsy; D001980:Bronchi; D001982:Bronchial Diseases / Q000382:microbiology*; D001991:Bronchitis / Q000175:diagnosis*; D001999:Bronchoscopy; D006801:Humans; D006984:Hypertrophy; D008297:Male; D008875:Middle Aged; D009092:Mucous Membrane / Q000473:pathology*; D012907:Smoking