PENALOZA, D <br/><br/>
Early electrocardiographic changes produced by ascending to high altitudes.  [electronic resource] 

 -  American heart journal  Oct 1958 
 - 493-500 p.  digital 
<br/><br/> Publication Type: Journal Article 
<br/><br/><label>ISSN: </label>0002-8703 
<br/><br/><label>Standard No.: </label>10.1016/0002-8703(58)90078-4  doi 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Altitude<br/>Electrocardiography<br/>Humans