Townsend, D E <br/><br/>
Is endocerevical sampling necessary?  [electronic resource] 

 -  Journal of lower genital tract disease  Oct 1998 
 - 254 p.  digital 
<br/><br/> Publication Type: Journal Article 
<br/><br/><label>ISSN: </label>1089-2591 
<br/><br/><label>Standard No.: </label>10.1097/00128360-199810000-00033  doi