Piovesan, E J [Anesthetic blockade of the greater occipital nerve in migraine prophylaxis]. [electronic resource] - Arquivos de neuro-psiquiatria Sep 2001 - 545-51 p. digital Publication Type: Clinical Trial; Controlled Clinical Trial; English Abstract; Journal Article ISSN: 0004-282X Subjects--Topical Terms: AdolescentAdultAnesthetics, LocalBupivacaineCross-Over StudiesDouble-Blind MethodFemaleHumansLongitudinal StudiesMaleMiddle AgedMigraine without Aura--physiopathologyNeck--innervationNerve BlockPain MeasurementSpinal Nerve RootsTime Factors