Diffusion of gases within the lungs of patients with chronic obstructive pulmonary disease.
D001249:Asthma / Q000503:physiopathology; D002908:Chronic Disease; D004058:Diffusion; D006371:Helium; D008168:Lung / Q000503:physiopathology*; D011650:Pulmonary Alveoli / Q000503:physiopathology; D011656:Pulmonary Emphysema / Q000503:physiopathology; D012119:Respiration; D012131:Respiratory Insufficiency / Q000503:physiopathology*; D013147:Spirometry
D006371:Helium