Schmidt, K G <br/><br/>
Doppler echocardiographic assessment of fetal descending aortic and umbilical blood flows. Validation studies in fetal lambs.  [electronic resource] 

 -  Circulation  May 1991 
 - 1731-7 p.  digital 
<br/><br/> Publication Type: Journal Article; Research Support, Non-U.S. Gov't 
<br/><br/><label>ISSN: </label>0009-7322 
<br/><br/><label>Standard No.: </label>10.1161/01.cir.83.5.1731  doi 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Animals<br/>Aorta, Thoracic--anatomy & histology<br/>Echocardiography, Doppler<br/>Evaluation Studies as Topic<br/>Fetus--physiology<br/>Regional Blood Flow<br/>Sheep--embryology<br/>Umbilical Veins--anatomy & histology