Control of human fertility :  Proceedings of the Fifteenth Nobel Symposium held May 27-29 1970 at S�odergarn, Liding�o, Sweden / 
Edited by Egon Diczfalusy and Ulf Borell. 
 - Stockholm :  New York :  Almqvist & Wiksell ;  Wiley Interscience Division,  1971. 
 - 354 p.  ill. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Fertility, Human.<br/>Contraception.<br/>Family planning.<br/>Fertility.