Deep-Brain Stimulation for Parkinsons Disease
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Effects of Bilateral Subthalamic Stimulation on Cognitive Function in Parkinson Disease
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Double-Blind Evaluation of Subthalamic Nucleus Deep Brain Stimulation in Advanced Parkinson's Disease
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Parkinson's Disease
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Managing the Persistent Vegetative State, Early, Skilled Treatment Offers the Best Hope for Optimal Recovery
BMJ 305:486-487, Andrews,K., 1992