Roger Sutcliffe

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In a population of 302,000, in a Midlands district of England, the estimated prevalence of idiopathic Parkinson's disease (IPD) increased from 108 to 121 per 100,000 from 1982 to 1992. Individual general practice prevalence ranged quite widely. Webster ratings were significantly more often scored in 1992, but at a lower level of severity, suggesting earlier(More)
The study of a population of 208,000 in a Midlands district of England has shown the prevalence of idiopathic Parkinson's disease to be 108.4 per 100,000. This is comparable with past studies in Carlisle, England, Rochester, Minnesota, and South-West Finland. Parkinsonism associated with cerebrovascular disease is evidently recognised and differentiated by(More)
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