DOLL, E <br/><br/>
[Chest electrocardiogram in child].  [electronic resource] 

 -  Zeitschrift fur Kreislaufforschung  Sep 1953 
 - 641-57 p.  digital 
<br/><br/> Publication Type: Journal Article 
<br/><br/><label>ISSN: </label>0044-295X 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Child<br/>Electrocardiography<br/>Humans<br/>Thorax