Tong, Qing <br/><br/>
Correlations between plasma levels of amino acids and nonmotor symptoms in Parkinson's disease.  [electronic resource] 

 -  Journal of neural transmission (Vienna, Austria : 1996)  Mar 2015 
 - 411-7 p.  digital 
<br/><br/> Publication Type: Journal Article; Research Support, Non-U.S. Gov't 
<br/><br/><label>ISSN: </label>1435-1463 
<br/><br/><label>Standard No.: </label>10.1007/s00702-014-1280-5  doi 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Aged<br/>Amino Acids--blood<br/>Autonomic Nervous System Diseases--blood<br/>Chromatography, High Pressure Liquid<br/>Depression--blood<br/>Electrochemical Techniques<br/>Female<br/>Humans<br/>Male<br/>Middle Aged<br/>Pain--blood<br/>Pain Measurement<br/>Parkinson Disease--blood<br/>Psychiatric Status Rating Scales<br/>Sleep Wake Disorders--blood<br/>Statistics as Topic