title: Utility of Nigral Signal Intensity Changes on MR Images to Differentiate Drug-induced Parkinsonism from Parkinson Disease.
authors.affiliation: Departments of Neurology * and.
authors.forename: Roberto
authors.initials: R
authors.lastname: De Marzi
authors.affiliation: Departments of Neurology * and.|Neuroimaging Research Core Facility, ‡ Medical University Innsbruck, Anichstrasse 35, 6020 Innsbruck, Austria.
authors.forename: Werner
authors.initials: W
authors.lastname: Poewe
authors.affiliation: Neuroradiology † and.|Neuroimaging Research Core Facility, ‡ Medical University Innsbruck, Anichstrasse 35, 6020 Innsbruck, Austria.
authors.forename: Elke R
authors.initials: ER
authors.lastname: Gizewski
authors.affiliation: Departments of Neurology * and.
authors.forename: Philipp
authors.initials: P
authors.lastname: Mahlknecht
authors.affiliation: Departments of Neurology * and.|Neuroimaging Research Core Facility, ‡ Medical University Innsbruck, Anichstrasse 35, 6020 Innsbruck, Austria.
authors.forename: Klaus
authors.initials: K
authors.lastname: Seppi
mesh_terms: D006801:Humans; D008279:Magnetic Resonance Imaging; D010300:Parkinson Disease; D013378:Substantia Nigra