title: Parkinson's disease update.
authors.forename: J H
authors.initials: JH
authors.lastname: Friedman
mesh_terms: D000313:Adrenal Medulla / Q000637:transplantation; D002986:Clinical Trials as Topic; D006801:Humans; D010300:Parkinson Disease / Q000209:etiology* / Q000628:therapy; D012642:Selegiline / Q000627:therapeutic use; D014810:Vitamin E / Q000627:therapeutic use
chemical_list: D014810:Vitamin E; D012642:Selegiline