5[34]Petitti DB, Sidney S, Bernstein A, et al. Stroke in users of low-dose oral contraceptives. N Engl J Med, 1996,335: 8-15.
6[35]Bousser MG. Estrogens, migraine, and stroke. Stroke,2004, 35: 2652-2656.
7[36]Buring JE, Hebert P, Romero J, et al. Migraine and subsequent risk of stroke in the Physicians'Health Study. Arch Neurol, 1995, 52: 129-134.
8[37]Chandler WL, Trimble SL, Loo SC, et al. Effect of PAI-1 levels on the molar concentrations of active tissue plasminogen activator (t-PA) and t-PA/PAI-1 complex in plasma. Blood, 1990, 76: 930-937.
9[38]Ridker PM, Hennekens CH, Stampfer MJ, et al. Prospective study of endogenous tissue plasminogen activator and risk of stroke. Lancet, 1994, 343: 940-943.
10[39]Ernst E, Resch KL. Fibrinogen as a cardiovascular risk factor: a meta-analysis and review of the literature. Ann Intern Med, 1993, 118: 956-963.
