Factors that may cause fluctuations in deep brain stimulation levels over time

[unable to retrieve full-text content]Deep brain stimulation therapy blocks or modulates electrical signals in the brain to improve symptoms in patients suffering from movement disorders such as Parkinson's disease, essential tremor and dystonia, but a new study suggests that several factors may cause electrical current to vary over time.

Source: http://feeds.sciencedaily.com/~r/sciencedaily/top_news/~3/y27sTIhUBNI/130711103316.htm

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