Zanella, A <br/><br/>
Avian infectious bronchitis virus: isolation of an apparently new variant in Italy.  [electronic resource] 

 -  The Veterinary record  Feb 2000 
 - 191-3 p.  digital 
<br/><br/> Publication Type: Journal Article 
<br/><br/><label>ISSN: </label>0042-4900 
<br/><br/><label>Standard No.: </label>10.1136/vr.146.7.191  doi 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Animals<br/>Chickens<br/>Coronavirus Infections--pathology<br/>Disease Outbreaks--veterinary<br/>Female<br/>Infectious bronchitis virus--isolation & purification<br/>Italy<br/>Male<br/>Poultry Diseases--virology