Moulopoulos, S D <br/><br/>
Heart rate variability and the autonomic nervous system.  [electronic resource] 

 -  European journal of internal medicine  Feb 2005 
 - 1-2 p.  digital 
<br/><br/> Publication Type: Editorial 
<br/><br/><label>ISSN: </label>1879-0828 
<br/><br/><label>Standard No.: </label>10.1016/j.ejim.2004.10.006  doi