Pimentel, Alan Santos <br/><br/>
[Polar S810 as an alternative resource to the use of the electrocardiogram in the 4-second exercise test].  [electronic resource] 

 -  Arquivos brasileiros de cardiologia  May 2010 
 - 580-4 p.  digital 
<br/><br/> Publication Type: English Abstract; Journal Article 
<br/><br/><label>ISSN: </label>1678-4170 
<br/><br/><label>Standard No.: </label>10.1590/s0066-782x2010005000037  doi 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Adult<br/>Electrocardiography--instrumentation<br/>Electrophysiologic Techniques, Cardiac--instrumentation<br/>Epidemiologic Methods<br/>Exercise Test--instrumentation<br/>Heart Rate--physiology<br/>Humans<br/>Male<br/>Vagus Nerve--physiology