2[1]Bogousslavsky J, Melle V, Regli F. The Lausanne Stroke Registry: Analysis of 1000 consecutive patientse with first stroke. Stroke, 1988, 18:1083.
3[2]Ricci S, Celani MG, La Rosa F, et al. SEPIVAC: A cormmunity based study of stroke incidence in Umbria, Italy. J Neurol Neurosurg Psychiatry, 1991, 54:695.
4[3]Lindgren A, Roijer A, Norvving B, et al.Carotid artery and heart disease in subtypes of cerebral infarction, Stroke, 1994, 25:2356.
5[4]Mead GE, Shingler H, Farrell A, et al.Carotid disease in acute stroke. Age Age-ing, 1998, 27:677.
6[5]Boiten J, Rothwell PM, Slatery J, et al. for The European carotid surgery Collaborators, Lacunar stroke in the European Carotid Surgery Trial. Cerebrovasc Dis,1996, 6:281.
7[6]Asymptomatic Carotid Atherosclerosis Study Group. Carotid endarterectomy for patients with asymptomatic internal carotid artery stenosis. JAMA, 1995, 273: 1421.
8[7]European Carotid Surgery Trialists' Collaborative.Group..MRC.European.Carotid Surgery Trial:.interim results for symptomatic patients with severe ( 70 ~ 99 % ) or with mild ( 0 ~ 29%).carotid stenosis. Lancet, 1991, 337:1235.
9[8]North American symptomatic Carotid Endarterectomy Trial Collaborators. Beneficial effects of carotid endarterectomy in symptomatic patients with high grade carotid stenosis, N Engl J med, 1991, 325:445.
10[9]Inzitari D, Eliasziw M, Sharpe B, et al. Lacunar stroke in the North America Symptomatic.Carotid.Endarterectomy.Trial (NASCET ):.Preliminary.observation.Cerebrovasc Dis, 1996, 6(supp 12): 2.