Gardberg Manuel <br/><br/>
Clinical electrocardiography 

 -  1957 
 - p.  cm. 
<br/><br/><label>Standard No.: </label>71531 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Cardiology
<br/><br/><label>Dewey Class. No.: </label>L32:4:326, J7