Primary Brain Tumors:Review of Etiology Diagnosis and Treatment
Am Fam Physician 49:787-797, Newton,H.B., 1994
Fusiform Aneurysm of the Vertebrobasilar Arterial System
Stroke 20:1741-1747, Echiverri,H.C.,et al, 1989
Lacunar Strokes & Infarcts:A Review
Neurol 32:871-876, Fisher,C.M., 1982