Airway closure and expiratory flow-limitation in relation to smoking habits and symptoms of CNSLD.
D000293:Adolescent; D000328:Adult; D000397:Air Pollution; D000403:Airway Resistance; D001249:Asthma / Q000209:etiology / Q000503:physiopathology; D003371:Cough / Q000209:etiology / Q000503:physiopathology; D004417:Dyspnea / Q000209:etiology / Q000503:physiopathology; D005105:Expiratory Reserve Volume; D005541:Forced Expiratory Volume; D006801:Humans; D008176:Lung Volume Measurements; D008875:Middle Aged; D012119:Respiration; D012907:Smoking / Q000150:complications / Q000503:physiopathology*; D013147:Spirometry; D014797:Vital Capacity