Chronic Daily Headache
NEJM 354:158-165, Dodick,D.W., 2006
Acute Headache Diagnosis in Pregnant Women
Neurol 85:1024-1030, Robbins, M.S.,et al, 2015
Diagnosing the Severe Headache
Neurol 44:S6-S12, Dalessio,D.J., 1994
Chronic Daily Headache
Neurol 42:32-36, Sheftell,F.D., 1992