The American College of Obstetricians and Gynecologist <br/><br/>
Obstetrics & Gynecology 

 - irregular 
 - 1999 
<br/><br/><label>ISSN: </label>0029-7844 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Obstetricia<br/>Ginecologia