Electro-encephalographic investigations after administration of nitroglycerine, histamine and ergotamine preparations.
D004569:Electroencephalography; D004878:Ergotamine; D006261:Headache / Q000209:etiology*; D006632:Histamine; D006801:Humans; D005996:Nitroglycerin
D006632:Histamine; D005996:Nitroglycerin; D004878:Ergotamine
ELECTROENCEPHALOGRAPHY; HEADACHE/etiology and pathogenesis