Vertebrobasilar Insufficiency, A Review
Arch Neurol 42:803-808, Ausman,J.I.,et al, 1985
Central Vertigo
Otolaryn Clin North Am 6:267, Frederic,M., 1973
Basilar-Vertebral Artery Insufficiency as a Case of Vertigo
Otolary Clin North Am 6:287, Burns,R., 1973