3Berg R A,Kem K B,Hilwig R W,et al. Assisted ventilation dose not improve in porcine model of single - rescuer by standard cardiopulmonary resuscitation [J]. Circulation, 1997,65 : 1635.
4Kuroda S, Siosjo B K. Reperfusion damage following focal ischemia: pathophysiology and therapeutic windows [J]. Clin Neurosci, 1977,4 (4): 199 - 212.