Haller, Jurgen u <br/><br/>
Hormonal contraception 
By Prof. Dr. med. Jurgen Haller ; preface by Prof. Dr. med. Heinz Kirchhoff ; translated form the 3rd German edition by Herbert Gottfried 
 - Calif  Geron-X : Los Altos  1972 
 - 314 p. : ill. ; 24 cm. 
<br/><br/> Translation of Ovulationshemmung durch Hormone. 
<br/><br/>Bibliography: p. 282-307. 
<br/><br/><br/>engger 
<br/><br/><label>ISBN: </label>0876720343 
<br/><br/><label>LCCN: </label>71-188791 //r83 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Oral contraceptives<br/>Ovulation<br/>Hormones