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Showing articles 0 to 2 of 2 Filter Applied: tension headache (Click to remove) Chronic Daily Headache NEJM 354:158-165, Dodick,D.W., 2006 Diagnosing the Severe Headache Neurol 44:S6-S12, Dalessio,D.J., 1994 Showing articles 0 to 2 of 2