title: Refinement in the measurement of treatment response with combined L-dopa and amantadine in Parkinsonism.
mesh_terms: D000368:Aged; D000547:Amantadine / Q000008:administration & dosage* / Q000627:therapeutic use; D002986:Clinical Trials as Topic; D004357:Drug Synergism; D004359:Drug Therapy, Combination; D005260:Female; D006801:Humans; D007360:Intelligence; D007980:Levodopa / Q000008:administration & dosage* / Q000627:therapeutic use; D008297:Male; D008875:Middle Aged; D009048:Motor Skills; D010300:Parkinson Disease / Q000188:drug therapy*; D010555:Personality Inventory; D010919:Placebos; D011581:Psychological Tests; D014825:Vocabulary; D014888:Wechsler Scales
chemical_list: D010919:Placebos; D007980:Levodopa; D000547:Amantadine