Columbia subject headings:
Extrapyramidal disorders--Congresses.
Extrapyramidal tracts--Congresses.
Neurotransmitters--Congresses.
Parkinson's disease--Congresses.
Harvard subject headings:
Extrapyramidal disorders--Congresses.
Extrapyramidal tracts--Congresses.
Neurotransmitters--Congresses
Parkinson's disease--Congresses
Princeton subject headings:
Extrapyramidal disorders--Congresses.
Extrapyramidal tracts--Congresses.
Neurotransmitters--Congresses.
Parkinson's disease--Congresses.