5Berg 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.
6Kuroda S, Siosjo B K. Reperfusion damage following focal ischemia: pathophysiology and therapeutic windows [J]. Clin Neurosci, 1977,4 (4): 199 - 212.
7Betz AL. Alterations in cerebral endothelial cell functi on in ischemia[J]. Adv Neurol, 1996, 71: 301.
8Liu T, Clark R, Yong P. Tumor necrosis factor in ischemic neurons[J]. Stroke, 1994, 25: 1481.
9Siven A, Liu Y, Feuerstein G, et al. Increased release of tumor necrosis factor-α into the cerebrospinal fluid and peripheral circula-tion of agedrats[J]. Stroke, 1993, 24: 880.