Relationship of smoking history and pulmonary function tests to tracheal mucous velocity in nonsmokers, young smokers, ex-smokers, and patients with chronic bronchitis.
D000328:Adult; D000367:Age Factors; D000368:Aged; D001991:Bronchitis / Q000503:physiopathology*; D002908:Chronic Disease; D003371:Cough / Q000503:physiopathology; D005260:Female; D006801:Humans; D008173:Lung Diseases, Obstructive / Q000503:physiopathology; D008297:Male; D008875:Middle Aged; D009092:Mucous Membrane / Q000503:physiopathology; D009093:Mucus / Q000502:physiology; D012129:Respiratory Function Tests; D012907:Smoking / Q000503:physiopathology*; D014132:Trachea / Q000503:physiopathology*