MECHANICAL ASSISTANCE TO RESPIRATION IN EMPHYSEMA: RESULTS WITH  A PATIENT-CONTROLLED SERVORESPIRATOR.
D001331:Automation; D001784:Blood Gas Analysis; D004646:Emphysema; D006801:Humans; D011175:Positive-Pressure Respiration; D011656:Pulmonary Emphysema; D012119:Respiration; D012129:Respiratory Function Tests; D012122:Ventilators, Mechanical
AUTOMATION; BLOOD GAS ANALYSIS; POSITIVE-PRESSURE RESPIRATION; PULMONARY EMPHYSEMA; RESPIRATORS; RESPIRATORY FUNCTION TESTS