Directions in cardiovascular medicine 

 - New Jersey :   Hoechst-Roussel Pharmaceutical,  1974 
 - 111 p 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Electrocardiografía<br/>Enfermedades cardiovasculares
<br/><br/><label>Dewey Class. No.: </label>616.07547 D598