Inan, L E Greater occipital nerve blockade for the treatment of chronic migraine: a randomized, multicenter, double-blind, and placebo-controlled study. [electronic resource] - Acta neurologica Scandinavica Oct 2015 - 270-7 p. digital Publication Type: Journal Article; Multicenter Study; Randomized Controlled Trial ISSN: 1600-0404 Standard No.: 10.1111/ane.12393 doi Subjects--Topical Terms: AdultAnesthetics, Local--administration & dosageBupivacaine--administration & dosageDouble-Blind MethodFemaleHumansMaleMiddle AgedMigraine Disorders--drug therapyNerve Block--methods