Surveillance for sexually transmitted infections. 

 - Geneva :  World Health Organization ,  2007. 
 - 90 p.  ill.  29 cm. 
<br/><br/><label>ISBN: </label>9290222859 
<br/><br/><label>Subjects--Topical Terms: </label><br/>STIs
<br/><br/><label>National Library of Medicine Call No.: </label>WC 503.6 S 2007