2Modan B,Wagener DK. Some epidemiological aspects of stroke: Mortality morbidity trends age sex race socioecomomic status. Stroke,1992,23:1 230～1 236.
3Wolf PA, Ralph B, Agostino M, et al. Secular trends in stroke incidence and mortality , the framingham strudy. Stroke, 1992, 23:1 551.
4Bonita M,Aistair S, Robert B, et al. Internation trends in stroke mortality 1970-1985. Stroke, 1990,21: 989 - 992.
5Morgan To, anderson A, Hopper J, et al. Prognosis of male patients with treated hypertension follwed over 15 years. Clin Exp Pharmacol Physiol, 1990,17:211 ～ 213.
6Ralph LS, Robert G, Bemadette BA, et al. Leisure- Time Physical actiyity and ischemic strode risk the northem manhattan stroke study.Stroke, 1998,29 :380～387.
