title: Possible involvement of attention processes in Parkinson's disease.
mesh_terms: D001288:Attention; D003072:Cognition Disorders / Q000523:psychology*; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D010300:Parkinson Disease / Q000523:psychology*; D011581:Psychological Tests; D011597:Psychomotor Performance; D011930:Reaction Time