Barrier contraceptives and spermicides 
/ World Health Organization 
 - Geneva:     World Health Organization,          1987 
 - 80p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Science
<br/><br/><label>Subjects--Index Terms: </label>Medicine Pharmacy 
<br/><br/><label>Universal Decimal Class. No.: </label>615.477.86/.87.178  / M7