The Geography of Neurology
BMJ 2:506, Spillane,J.D., 1972
Cerebral Cavernous Malformations:Incidence and Familial Occurrence
NEJM 319:343-347, Rigamonti,D.,et al, 1988
Combined Congenital Vascular Anomalies & Neuroepithelial (Colloid) Cysts
Neurol 28:552, Shuangshoti,S.,et al, 1978