Predictors of Intracranial Path Findings in Pts Who Seek ER Care Because of Headache
Arch Neurol 54:1506-1509, Ramirez-Lassepas,M.,et al, 1997
Diagnosing the Severe Headache
Neurol 44:S6-S12, Dalessio,D.J., 1994
Emergency Treatment of Headache
Neurol 42 (Suppl 2) :43-44992., Rapoport,A.M.&Silberstein,S.D., 1992