Esber, H J <br/><br/>
Circadian pattern of prolactin and growth hormone levels in female rats of two strains.  [electronic resource] 

 -  Laboratory animal science  Apr 1976 
 - 186-9 p.  digital 
<br/><br/> Publication Type: Comparative Study; Journal Article; Research Support, U.S. Gov't, P.H.S. 
<br/><br/><label>ISSN: </label>0023-6764 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Animals<br/>Circadian Rhythm<br/>Estrus<br/>Female<br/>Growth Hormone--blood<br/>Light<br/>Pregnancy<br/>Proestrus<br/>Prolactin--blood<br/>Rats--blood<br/>Species Specificity