title: Cervical dystonia. Prognostic factors for long-term botulinum toxin response.
authors.affiliation: Department of Neurology, Fundación Jimenez Diaz, Avda Reyes Católicos 2, Ciudad Universitaria, Madrid 28040, Spain.
authors.forename: P J
authors.initials: PJ
authors.lastname: Ruiz
authors.forename: W D
authors.initials: WD
authors.lastname: Neira
authors.forename: V S
authors.initials: VS
authors.lastname: Bernardos
authors.forename: R
authors.initials: R
authors.lastname: Astarloa
authors.forename: J
authors.initials: J
authors.lastname: Rábano