Migraine
NEJM 383:1866-1876, Ashina, M., 2020
Migraine
NEJM 377:553-561, Charles, A., 2017
Cluster Headache
BMJ 344:e2407, Nesbitt,A.D.,et al, 2012
Chronic Daily Headache With Analgesic Overuse
Neurol 62:1338-1342, Colas,R.,et al, 2004
Features of Medication Overuse Headache Following Overuse of Different Acute Headache Drugs
Neurol 59:1011-1014,972, Limmroth,V.,et al, 2002