Cyclical activity in endocrine systems  :  proceedings of symposium held at The Zoological Society of London Regent's Park, London. N. W. 1 on 8th December, 1959 / 
 Symposium on cyclical activity in endocrine systems 
edited on behalf of the Zooligical Society of London by E. J. W. Barrington. 
 - London  Zoological Society of London  1960 
 - 120 p. :  ill. ;  27 cm. 
<br/><br/>Includes bibliographies. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Endocrinology--Congresses