Responses of isolator-derived and conventional chickens to Marek's disease herpesvirus and avian leukosis virus. 

 - [Washington, D.C.,  1974] 
 - v. 
<br/><br/> (Reprinted from JNCI, v.52, no.5, May 1974.).  CRDP Program Historic Shelflist record. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Marek's disease--Research.
<br/><br/><label>Gov. Doc. Class. No.: </label>HE 20.3161/A:H 433/11