Intraluminal Clot in the Vertebrobasilar Circulation:Clinical and Radiologic Features
Neurol 39:515-522, Levine,S.R., 1989
"Top of the Basilar"Syndrome
Neurol 30:72-79, 1980, Caplan,L.R., 1980
Bilateral Loss of Vision from Cerebral Infarction
Brain 80:28, Symonds,C.,et al, 1957