BERGSAGEL, D E <br/><br/>
The Christmas factor.  [electronic resource] 

 -  Revue d'hematologie  1955 
 - 354-61; discussion, 368-76 p.  digital 
<br/><br/> Publication Type: Journal Article 
<br/><br/><label>ISSN: </label>0370-4386 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Blood Coagulation<br/>Factor IX<br/>Humans