Cullis, W C <br/><br/>
The "Ammonia Coefficient" of Pregnancy.  [electronic resource] 

 -  The Biochemical journal  Dec 1920 
 - 757-61 p.  digital 
<br/><br/> Publication Type: Journal Article 
<br/><br/><label>ISSN: </label>0264-6021 
<br/><br/><label>Standard No.: </label>10.1042/bj0140757  doi