title: TOWARDS A BETTER UNDERSTANDING OF CHRONIC BRONCHITIS AND ASTHMA.
mesh_terms: D001249:Asthma; D001991:Bronchitis; D029481:Bronchitis, Chronic; D006801:Humans; D012129:Respiratory Function Tests; D012907:Smoking
keywords: ASTHMA; BRONCHITIS; RESPIRATORY FUNCTION TESTS; SMOKING