title: Erratum to: A prospective study of the cumulative incidence and course of restless legs syndrome in de novo patients with Parkinson's disease during chronic dopaminergic therapy.
authors.affiliation: Department of Emergency and Medical Speciality Area, Neurology Unit, Azienda Ospedaliero-Universitaria of Parma, Parma, Italy.
authors.forename: Elena
authors.initials: E
authors.lastname: Marchesi
authors.affiliation: Department of Emergency and Medical Speciality Area, Neurology Unit, Azienda Ospedaliero-Universitaria of Parma, Parma, Italy.
authors.forename: Anna
authors.initials: A
authors.lastname: Negrotti
authors.affiliation: Department of Emergency and Medical Speciality Area, Neurology Unit, Azienda Ospedaliero-Universitaria of Parma, Parma, Italy.
authors.forename: Monica
authors.initials: M
authors.lastname: Angelini
authors.affiliation: Department of Clinical and Experimental Medicine, Laboratory of Industrial Toxicology, University of Parma, Parma, Italy.
authors.forename: Matteo
authors.initials: M
authors.lastname: Goldoni
authors.affiliation: Department of Emergency and Medical Speciality Area, Neurology Unit, Azienda Ospedaliero-Universitaria of Parma, Parma, Italy.
authors.forename: Giorgia
authors.initials: G
authors.lastname: Abrignani
authors.affiliation: Department of Emergency and Medical Speciality Area, Neurology Unit, Azienda Ospedaliero-Universitaria of Parma, Parma, Italy. stefano.calzetti@unipr.it.|Department of Clinical and Experimental Medicine, Headache, Movement Disorders and Cerebrovascular Diseases Unit, University of Parma, Parma, Italy. stefano.calzetti@unipr.it.
authors.forename: Stefano
authors.initials: S
authors.lastname: Calzetti