title: Modification of Parkinson's disease by long-term levodopa treatment.
authors.forename: G J
authors.initials: GJ
authors.lastname: de Jong
authors.forename: J D
authors.initials: JD
authors.lastname: Meerwaldt
mesh_terms: D004334:Drug Administration Schedule; D006801:Humans; D007980:Levodopa / Q000008:administration & dosage*; D010300:Parkinson Disease / Q000188:drug therapy*
chemical_list: D007980:Levodopa