WONG, M <br/><br/>
The fetal electrocardiogram.  [electronic resource] 

 -  A.M.A. journal of diseases of children  Jan 1960 
 - 4-7 p.  digital 
<br/><br/> Publication Type: Journal Article 
<br/><br/><label>ISSN: </label>0096-6916 
<br/><br/><label>Standard No.: </label>10.1001/archpedi.1960.02070030006002  doi 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Electrocardiography<br/>Fetus--physiology<br/>Humans