Sivin, Irving <br/><br/>
Contraception and fertility change in the international postpartum program 

 - New York  Population Council  1974 
 - 98p.  28cm. 
<br/><br/><label>ISBN: </label>0878340203 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Fertility, Human
<br/><br/><label>LC Class. No.: </label>DTU HQ763.5.S58