The problem of fertility  :  proceedings of the Conference on Fertility held under the auspices of the National Committee on Maternal Health / 
edited by Earl T. Engle. 
 - Princeton legacy library edition. 
 - Princeton, N.J. :  Princeton University Press,  (c)1946. 
 - 1 online resource. 
 - Princeton legacy library .
<br/><br/>Includes bibliographies and index. 
<br/><br/>
<br/><br/><label>ISBN: </label>9781400886876 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Fertility--Congresses.<br/>Ovulation--Congresses.
<br/><br/><label>Subjects--Index Terms: </label>FERTILITY 
<br/><br/><label>Index Terms--Genre/Form: </label><br/>Electronic Books.
<br/><br/><label>LC Class. No.: </label>QP273  / .P763 2017