KHAN K.S. <br/><br/>
BRITISH JOU. OF OBST. & GYNAC. 

 -  2015 
 - 1151-1851  9-23 
 -  122 .
<br/><br/><label>ISSN: </label>1470328 
<br/><br/><label>Dewey Class. No.: </label>618