title: Distribution of ventilation during diaphragmatic breathing in obstructive lung disease.
mesh_terms: D000328:Adult; D000368:Aged; D001249:Asthma / Q000503:physiopathology / Q000628:therapy; D001945:Breathing Exercises; D001991:Bronchitis / Q000503:physiopathology / Q000628:therapy; D005260:Female; D006801:Humans; D008173:Lung Diseases, Obstructive / Q000503:physiopathology* / Q000628:therapy; D008297:Male; D008875:Middle Aged; D009584:Nitrogen; D011656:Pulmonary Emphysema / Q000503:physiopathology / Q000628:therapy; D011877:Radionuclide Imaging; D012119:Respiration; D012129:Respiratory Function Tests; D014978:Xenon
chemical_list: D014978:Xenon; D009584:Nitrogen