Parkinsonism.
D000547:Amantadine / Q000627:therapeutic use*; D004295:Dihydroxyphenylalanine / Q000378:metabolism / Q000627:therapeutic use*; D004298:Dopamine / Q000378:metabolism; D004357:Drug Synergism; D006801:Humans; D009411:Nerve Endings; D010276:Parasympatholytics / Q000378:metabolism / Q000627:therapeutic use; D010300:Parkinson Disease / Q000188:drug therapy* / Q000601:surgery; D013238:Stereotaxic Techniques; D009435:Synaptic Transmission
D010276:Parasympatholytics; D004295:Dihydroxyphenylalanine; D000547:Amantadine; D004298:Dopamine