Intracranial Hemorrhage Associated with Cocaine Abuse:A Prospective Autopsy StudyNeurol 46:1291-1296, Nolte,K.B.,et al, 1996
Cerebrovascular DiseaseNeurology of Pregnancy, W. B. Saunders Co, London, 2nd Ed, p. 137, Donaldson,J.O., 1989