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Title
Familial aggregation of Parkinson disease: a comparative study of early-onset and late-onset disease.
Authors
Payami, Haydeh; Zareparsi, Sepideh; James, Dora; Nutt, John
Abstract
It is unclear whether late-onset Parkinson disease (PD), which is the most typical and most common form of the disease, has a familial component. Evidence for familial aggregation is key to whether research should focus on gene discovery or search for environmental factors.
Publication
Archives of neurology, 2002, Vol 59, Issue 5, p848