title: [Studies of cerebral atrophy and regional cerebral blood flow in patients with Parkinson's disease].
mesh_terms: D000328:Adult; D000367:Age Factors; D000368:Aged; D001284:Atrophy; D001921:Brain / Q000473:pathology*; D002560:Cerebrovascular Circulation; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D010300:Parkinson Disease / Q000473:pathology / Q000503:physiopathology*