[Physiological effects of spontaneous breathing in positive pressure ventilation].
Xia
Jin-gen
JG
Zhan
Qing-yuan
QY
D001784:Blood Gas Analysis; D006801:Humans; D008954:Models, Biological; D011175:Positive-Pressure Respiration / Q000379:methods*; D029424:Pulmonary Disease, Chronic Obstructive / Q000503:physiopathology*; D011659:Pulmonary Gas Exchange / Q000502:physiology*; D012119:Respiration; D012131:Respiratory Insufficiency / Q000503:physiopathology*; D015656:Respiratory Mechanics; D012132:Respiratory Muscles / Q000502:physiology / Q000503:physiopathology