Halvorson, D A <br/><br/>
Influenza in commercial broiler breeders.  [electronic resource] 

 -  Avian diseases   
 - 177-9 p.  digital 
<br/><br/> Publication Type: Journal Article 
<br/><br/><label>ISSN: </label>0005-2086 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Animals<br/>Antibodies, Viral--blood<br/>Chickens<br/>Influenza A virus--immunology<br/>Influenza in Birds--diagnosis<br/>Precipitin Tests