Van Leeuwen, G <br/><br/>
Letter: Single umbilical artery.  [electronic resource] 

 -  Pediatrics  Dec 1973 
 - 890-1 p.  digital 
<br/><br/> Publication Type: Journal Article 
<br/><br/><label>ISSN: </label>0031-4005 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Abnormalities, Multiple--mortality<br/>Humans<br/>Infant, Newborn<br/>Umbilical Arteries--abnormalities<br/>United States