Health Outcomes 1 Year After Subarachonid HemorrhageNeurol 55:658-662, Hackett,M.L. et al, 2000
Delayed Cerebral Ischemia after Aneurysmal Subarachnoid Hemorrhage:Clinicoanatomic CorrelationsNeurol 36:329-333, Hijdra,A.,et al, 1986