Hejl, J M <br/><br/>
Newer methods for assaying efficacy and safety of canine biologics.  [electronic resource] 

 -  Journal of the American Veterinary Medical Association  Jun 1970 
 - 1782-5 p.  digital 
<br/><br/> Publication Type: Journal Article 
<br/><br/><label>ISSN: </label>0003-1488 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Animals<br/>Anti-Bacterial Agents--pharmacology<br/>Biological Assay--standards<br/>Carnivora<br/>Cell Line<br/>Chick Embryo<br/>Culture Techniques<br/>Distemper--immunology<br/>Dog Diseases--immunology<br/>Dogs<br/>Ducks<br/>Hepatitis, Animal--prevention & control<br/>Methods<br/>Preservation, Biological<br/>United States<br/>Vaccines--standards<br/>Viral Vaccines--standards<br/>Virus Cultivation