Spontaneous Dissection of the Extracranial Vertebral Arteries
Stroke 16:1030-1038, Caplan,L.R.,et al, 1985
Proximal Extracranial Vertebral Artery Disease in the New England Medical Center Posterior Circulation Registry
Arch Neurol 55:470-478, 4501998., Wityk,R.J.,et al, 1998
Sudden Bilateral Hearing Impairment in Vertebrobasilar Occlusive Disease
Stroke 24:132-137, Huang,M.,et al, 1993