title: L-dopa and amantadine in the therapy of parkinsonism.
mesh_terms: D000368:Aged; D000547:Amantadine / Q000008:administration & dosage* / Q000009:adverse effects; D002986:Clinical Trials as Topic; D004295:Dihydroxyphenylalanine / Q000008:administration & dosage* / Q000009:adverse effects; D004357:Drug Synergism; D004361:Drug Tolerance; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D010300:Parkinson Disease / Q000188:drug therapy*
chemical_list: D004295:Dihydroxyphenylalanine; D000547:Amantadine