Sá E Silva, Mariana <br/><br/>
Vaccination of chickens decreased Newcastle disease virus contamination in eggs.  [electronic resource] 

 -  Avian pathology : journal of the W.V.P.A  2016 
 - 38-45 p.  digital 
<br/><br/> Publication Type: Journal Article 
<br/><br/><label>ISSN: </label>1465-3338 
<br/><br/><label>Standard No.: </label>10.1080/03079457.2015.1112876  doi 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Animals<br/>Chickens--immunology<br/>Female<br/>Marek Disease Vaccines--immunology<br/>Newcastle Disease--prevention & control<br/>Newcastle disease virus--immunology<br/>Oviducts--virology<br/>Ovum--virology<br/>Poultry Diseases--prevention & control<br/>Vaccination--veterinary