title: [Acute and chronic headache].
authors.affiliation: Service de neurologie, hôpital Croix-Rousse, 69004 Lyon, France. genevieve.demarquay@chu-st-etienne.fr
authors.forename: Geneviève
authors.initials: G
authors.lastname: Demarquay
authors.forename: Anne
authors.initials: A
authors.lastname: Ducros
mesh_terms: D059787:Acute Pain / Q000175:diagnosis / Q000209:etiology; D006261:Headache / Q000175:diagnosis / Q000209:etiology; D020773:Headache Disorders / Q000175:diagnosis / Q000209:etiology; D006801:Humans