title: Use of extra-thoracic assisted breathing in the management of chronic obstructive lung diseases.
mesh_terms: D000293:Adolescent; D000328:Adult; D000368:Aged; D001945:Breathing Exercises; D002908:Chronic Disease; D004646:Emphysema / Q000628:therapy; D005260:Female; D006801:Humans; D008173:Lung Diseases, Obstructive / Q000628:therapy*; D008297:Male; D008875:Middle Aged; D009584:Nitrogen / Q000378:metabolism; D010810:Physical and Rehabilitation Medicine / Q000295:instrumentation; D011175:Positive-Pressure Respiration; D012121:Respiration, Artificial; D012129:Respiratory Function Tests; D013147:Spirometry; D014797:Vital Capacity
chemical_list: D009584:Nitrogen