title: Parkinson's disease.
authors: Richard
authors: R
authors: Barnett
mesh_terms: D004739:England; D049671:History, 18th Century; D049672:History, 19th Century; D049673:History, 20th Century; D006801:Humans; D010300:Parkinson Disease / Q000175:diagnosis / Q000266:history*; D014481:United States