title: Building on 50 years of levodopa therapy.
mesh_terms: D000978:Antiparkinson Agents / Q000627:therapeutic use*; D003226:Congresses as Topic / Q000639:trends*; D006801:Humans; D007980:Levodopa / Q000627:therapeutic use*; D010300:Parkinson Disease / Q000175:diagnosis / Q000188:drug therapy*; D013997:Time Factors
chemical_list: D000978:Antiparkinson Agents; D007980:Levodopa