title: Greater occipital nerve blockade for the treatment of chronic migraine.
authors.affiliation: Ministry of Health Ankara Training and Research Hospital, Ankara, Turkey.
authors.forename: Levent Ertugrul
authors.initials: LE
authors.lastname: Inan
mesh_terms: D006801:Humans; D008881:Migraine Disorders; D009407:Nerve Block; D016896:Treatment Outcome