Severe Headaches, When to Worry, What To Do
Postgrad Med 83:164-180, Drexler,E.D., 1990
Headaches and Subarachnoid Haemorrhage
Editorial, Lancet 2:80-821988., , 1988
Ability of a Nurse Specialist to Diagnose Simple Headache Disorders Compared with Consultant Neurologists
JNNP 76:1170-1172, Clarke,C.E.,et al, 2005
Practice Parameter: Evaluation of Children and Adolescents With Recurrent Headaches
Neurol 59:490-498, Lewis,D.W.,et al, 2002