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Showing articles 0 to 2 of 2 Filter Applied: headache,occipital (Click to remove) Isolated Sphenoid Sinusitis: The Tornoto Hospital for Sick Children Experience and Review of the Literature J Otolaryngol 23:36-41, Hnatuk,L.A.P.,et al, 1994 Sphenoid Sinusitis NEJM 309:1149-1154, Lew,D.,et al, 1983 Showing articles 0 to 2 of 2