4Taylor TN, Davis PH, Tomer JC, et al. Lifetime cost of stroke in the United States[J]. Stroke, 1996,27(9): 1459- 1466
5Hakim AM. Ischemic penumbra: the therapeutic window[J]. Neurology, 1998,51(3) :44～46
6Hossmann-KA. Viability thresholds and the penumbra of focal ischemia [J]. Ann-Neurol, 1994,36(4): 557～565
7Heiss WD, Thiel A, Grond M, et al. Which targets are relevant for therapy of acute ischemic stroke? [J ]. Stroke, 1999,30(7): 1 486～1489
8Nagahiro S, Uno M, Sato K, et al. Pathothysiology and treatment of cerebral ischemial[J] .J Med Innvest, 1998,45(14) :57～70
9The National Institute of Neurological Disorders and Stroke rtPA Stroke Study Group. Tissue plasminogen activator for acute ischemic stroke[J]. N Engl J Med, 19995,333(2): 1 581 ～ 1 587
10Broot T, Bogousslavsky J. Treatnent of acute ischemic stroke[J].N Engl J Med,2000,343(10) :710～720
