The effect of bronchitis, smoking, and occupation on ventilation.
D001991:Bronchitis; D006801:Humans; D009787:Occupational Medicine; D009790:Occupations; D012119:Respiration; D012129:Respiratory Function Tests; D012907:Smoking
BRONCHITIS; INDUSTRIAL MEDICINE; OCCUPATIONS AND PROFESSIONS; RESPIRATORY FUNCTION TESTS; SMOKING