Neuroimaging in Presumed Primary Headache Disorders
Semin Neurol 17:373-382, Frishberg,B.M., 1997
Short-Lasting Unilateral Neuralgiform Headache Atacks with Tearing & Conjunctival Injection:First"Symptomatic"Case
Cephalalgia 11:123-127, Bussone,G.,et al, 1991
Severe Headaches, When to Worry, What To Do
Postgrad Med 83:164-180, Drexler,E.D., 1990