The rest of the iceberg
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The easily recognizable motor symptoms of Parkinson disease (PD) are just the tip of the iceberg. Beneath the surface lurk over 20 nonmotor symptoms ranging from nuisance to life-threatening. As anyone familiar with the fate of the Titanic can tell you, these are game changers.
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↵* These authors contributed equally to this work.
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- © 2017 American Academy of Neurology
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