Vertebrobasilar Dolichoectasia:Evaluation with CT Angiography
AJNR 18:1385-1388, Vieco,P.T.,et al, 1997
Intracranial Vertebrobasilar System:MR Angiography
Radiology 190:105-110, Wentz,K.U.,et al, 1994
MR Imaging of Vertebrobasilar Vascular Disease
J Comput Assist Tomogr 14:895-904, Schwaighofer,B.W.,et al, 1990
Hemifacial Spasm Due to Aneurysmal Compression of the Facial Nerve
Arch Neurol 35:545, Maroon,J.C.,et al, 1978