Chronic poliovirus infection of cocultivated monkey cells harboring the Mason-Pfizer monkey virus. 

 - [Washington, D.C.,  1972] 
 - v. 
<br/><br/> [Extract from Journal of NCI, v.49, no.3, Sept. 1972].  CRDP Program Historic Shelflist record. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Poliomyelitis--Research.
<br/><br/><label>Gov. Doc. Class. No.: </label>HE 20.3161/A:P 759