Control of human fertility :  proceedings of the fifteenth Nobel Symposium held May 27-29, 1970 at Sodergarn, Lidingo, Sweden / 
edited by Egon Diczfalusy and Ulf Borell 
 - New York :  J.Wiley ,  1971 
 - 354 p. :  ill. ;  24cm. 
<br/><br/> Includes bibliographical references 
<br/><br/><label>LCCN: </label>70-149073 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Fertility, Human--Congresses<br/>Contraception