Riseman, Joseph E.F. <br/><br/>
P-Q-R-S-T: a guide to clecrocardiogram inter pretation  Joseph E.F. Riseman. 

 - New York  Macmillan Company  1960 
 - 168p.: ill. 12cm. 
<br/><br/><label>Dewey Class. No.: </label>616.1207  / R54G