Erro, Roberto <br/><br/>
Link between non-motor symptoms and cognitive dysfunctions in de novo, drug-naive PD patients.  [electronic resource] 

 -  Journal of neurology  Sep 2012 
 - 1808-13 p.  digital 
<br/><br/> Publication Type: Journal Article 
<br/><br/><label>ISSN: </label>1432-1459 
<br/><br/><label>Standard No.: </label>10.1007/s00415-011-6407-0  doi 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Aged<br/>Cognition Disorders--diagnosis<br/>Female<br/>Follow-Up Studies<br/>Humans<br/>Magnetic Resonance Imaging<br/>Male<br/>Middle Aged<br/>Neuropsychological Tests<br/>Parkinson Disease--complications<br/>Regression Analysis<br/>Severity of Illness Index<br/>Sleep Wake Disorders--etiology<br/>Tomography, X-Ray Computed