Current Medical & Surgical Therapy for Cerebrovascular Disease
NEJM 317:1505-1516, Grotta,J.C., 1987
Anticoagulation:Is There Still a Role in Atherothrombotic Stroke
Stroke 21:820-824, Estol,C.J.&Pessin,M.S., 1990
The Value of Carotid Endarterectomy in Treating Cerebral Ischemia of the Posterior Circulation
Neurol 27:682, McNamara,J.O.,et al, 1977