Hemicrania Continua is Not That Rare
Neurol 57:948-951, Peres,M.F.P.,et al, 2001
Symptomatic and Prophylactic Treatment of Migraine and Tension-Type Headache
Neurol 42:16-21, Schulman,E.A.&Silberstein,S.D., 1992
The Headache Profile of Idiopathic Intracranial Hypertension
Cephalgia 10:331-335, Wall,M., 1990