title: O048. Chronic migraine, cluster headache or both? The suggestion of botulinum toxin.
authors.affiliation: Institute of Neurology, Department of Applied Clinical Sciences and Biotechnology, University of L'Aquila, L'Aquila, Italy. ripapatrizia@gmail.com.
authors.forename: Patrizia
authors.initials: P
authors.lastname: Ripa
authors.affiliation: Headache Unit, IRCCS Neuromed, Pozzilli, (IS), Italy.
authors.forename: Anna
authors.initials: A
authors.lastname: Ambrosini
authors.affiliation: Institute of Neurology, Department of Applied Clinical Sciences and Biotechnology, University of L'Aquila, L'Aquila, Italy.
authors.forename: Antonio
authors.initials: A
authors.lastname: Carolei
authors.affiliation: Institute of Neurology, Department of Applied Clinical Sciences and Biotechnology, University of L'Aquila, L'Aquila, Italy.
authors.forename: Simona
authors.initials: S
authors.lastname: Sacco