Subarachnoid Hemorrhage
NEJM 377:257-266, Lawton, M.T. & Vates, G.E., 2017
Isolated Acute Nontraumatic Cortical Subarachnoid Hemorrhage
AJNR 31:1355-1362, Cuvinciuc,V.,et al, 2010
Cerebrovascular Disease
Neurology of Pregnancy, W. B. Saunders Co, London, 2nd Ed, p. 137, Donaldson,J.O., 1989