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AJOG Amaerican Journal of Obstetrics & Gynecology 

 - 223(1-6) July-Dec 2020 
 -  Elsevier 
 - 857 
<br/><br/><label>ISBN: </label>0002-9378 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Obs & Gyne