1. Mechanisms of migraine headache and action of ergotamine tartrate;Graham, JR, Wolff; H.G.;AMA Arch Neurol Psychiatry
2. Headache and extracerebral blood flow;Jensen, K.,1988
3. Extracranial vascular changes and the source of pain in migraine headache;Drummond, P.D.; Lance, J.W.;Ann Neurol,1983
4. Facial temperature in migraine, tension-vascular and tension headache;Drummond, P.D.; Lance, J.W.;Cephalalgia,1984
5. Extracranial vascular changes during headache, exercise and stress;Drummond, P.D.;J Psychosom Res,1984