Migraine--Current Understanding and Treatment
NEJM 346:257-270, Goadsby,P.J.,et al, 2002
Burning Pain in the Legs
NEJM 383:e18, Sacks, C.A., 2020
Multiple Intracerebral Hemorrhages and Vasospasm Following Antimigrainous Drug Abuse
Headache 38:478-480, Nighoghossian,N.,et al, 1998
Bilateral Focal Cortical Atrophy & Chronic Ergotamine Abuse
Neurol 35:720-722, Fincham,R.W.,et al, 1985