title: [Generating mechanism and treatment of parkinsonian symptoms].
mesh_terms: D000368:Aged; D005260:Female; D006801:Humans; D007980:Levodopa / Q000627:therapeutic use; D008297:Male; D008875:Middle Aged; D010302:Parkinson Disease, Secondary / Q000188:drug therapy* / Q000209:etiology / Q000503:physiopathology
chemical_list: D007980:Levodopa