History of Migraine and Risk of Cerebral Ischaemia in Young Adults
Lancet 347:1503-1506, Carolei,A.,et al, 1996
The Vegetative Nervous System
In Handbk Clin Neurol, Vinken, P. J. & Bruyn, G. W. (Ed) , North Holland Publ Co, Amsterdam, 1:499, Appenzeller,O., 1969