John Hampton. <br/><br/>
The ECG Made Easy/  Textual Documents 

 - 9th ed. 
 -  Elsevier,  Pub.  2019 
 - 194. 
<br/><br/><label>ISBN: </label>  
<br/><br/><label>Subjects--Index Terms: </label>Respiratory Diseases 
<br/><br/><label>Dewey Class. No.: </label>616.2  / JOH