title: Toward a redefinition of Parkinson's disease.
authors.affiliation: Penn Comprehensive Neuroscience Center, Perelman School of Medicine, University of Pennsylvania, Philadelphia, Pennsylvania, USA. mbstern@mail.med.upenn.edu
authors.forename: Matthew B
authors.initials: MB
authors.lastname: Stern
authors.forename: Anthony
authors.initials: A
authors.lastname: Lang
authors.forename: Werner
authors.initials: W
authors.lastname: Poewe
mesh_terms: D018450:Disease Progression; D006801:Humans; D010300:Parkinson Disease / Q000235:genetics / Q000473:pathology / Q000503:physiopathology