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Showing articles 0 to 3 of 3 Filter Applied: headache,treatment of (Click to remove) Cluster Headache BMJ 344:e2407, Nesbitt,A.D.,et al, 2012 Cluster Headache Neurol 42 (Suppl 2) :22-31992., Mathew,N.T., 1992 Calcium Channels & Calcium Channel Antagonists Ann Neurol 21:317-330, Greenberg,D.A., 1987 Showing articles 0 to 3 of 3