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Title
Nigral pathology and parkinsonian signs in elders without Parkinson disease.
Authors
Buchman, Aron S; Shulman, Joshua M; Nag, Sukriti; Leurgans, Sue E; Arnold, Steven E; Morris, Martha C; Schneider, Julie A; Bennett, David A
Abstract
Motor symptoms such as mild parkinsonian signs are common in older persons, but little is known about their underlying neuropathology. We tested the hypothesis that nigral pathology is related to parkinsonism in older persons without Parkinson disease (PD).