Resistance to transplants of recent spontaneous parental line tumors by F1 hybrid hosts 1,2. 

 - [Washington, D.C.,  197-?] 
 - v. 
<br/><br/> [Reprinted from the Journal of the National Cancer Institute].  CRDP Program Historic Shelflist record. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Cancer--Research.
<br/><br/><label>Gov. Doc. Class. No.: </label>HE 20.3161/A:T 833/4