title: P025. Two-year follow-up with OnabotulinumtoxinA for chronic migraine: a real life evaluation of 113 patients.
authors.affiliation: IRCCS, Ospedale Casa Sollievo della Sofferenza, Department of Neurology, San Giovanni Rotondo, (FG), Italy. antoniosantoro2@alice.it.
authors.forename: Antonio
authors.initials: A
authors.lastname: Santoro
authors.affiliation: IRCCS, Unit of Biostatistics, Ospedale Casa Sollievo della Sofferenza, San Giovanni Rotondo, (FG), Italy.
authors.forename: Matteo
authors.initials: M
authors.lastname: Tanzi
authors.affiliation: IRCCS, Ospedale Casa Sollievo della Sofferenza, Department of Neurology, San Giovanni Rotondo, (FG), Italy.
authors.forename: Anna
authors.initials: A
authors.lastname: Miscio
authors.affiliation: IRCCS, Unit of Biostatistics, Ospedale Casa Sollievo della Sofferenza, San Giovanni Rotondo, (FG), Italy.
authors.forename: Massimiliano
authors.initials: M
authors.lastname: Copetti
authors.affiliation: IRCCS, Ospedale Casa Sollievo della Sofferenza, Department of Neurology, San Giovanni Rotondo, (FG), Italy.
authors.forename: Maurizio
authors.initials: M
authors.lastname: Leone