title: Histamine cephalgia with report of two cases.
authors.forename: H S
authors.initials: HS
authors.lastname: HAMILTON
mesh_terms: D003027:Cluster Headache; D006261:Headache / Q000209:etiology*; D006632:Histamine; D006801:Humans
chemical_list: D006632:Histamine
keywords: HEADACHE/etiology and pathogenesis; HISTAMINE