title: Effect of exercise on ventilation and gas exchange in normal subjects and in patients with chronic obstructive lung disease.
mesh_terms: D000328:Adult; D000368:Aged; D001991:Bronchitis / Q000150:complications / Q000503:physiopathology*; D002908:Chronic Disease; D006801:Humans; D008297:Male; D008875:Middle Aged; D005082:Physical Exertion; D011656:Pulmonary Emphysema / Q000150:complications / Q000503:physiopathology*; D012119:Respiration; D012129:Respiratory Function Tests