Levles and Trends of Contraceptive Use as Assessed in 1998 
 United Nations. Department of Economic and Social Affairs 

 - 1998 
<br/><br/> Population Division   
 = United Nations 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Economics
<br/><br/><label>Subjects--Index Terms: </label>United Nations-Contraceptive Use-Levels&Trends  1988