title: "Headache rounds". A "cluster" of complications and correlations.
mesh_terms: D006261:Headache / Q000150:complications*; D006801:Humans; D008297:Male; D008875:Middle Aged; D009902:Optic Neuritis / Q000150:complications; D011602:Psychophysiologic Disorders / Q000150:complications; D013577:Syndrome