Wang, Xiong <br/><br/>
Emergence of a virulent porcine reproductive and respiratory syndrome virus in vaccinated herds in the United States.  [electronic resource] 

 -  Virus research  Dec 2015 
 - 34-41 p.  digital 
<br/><br/> Publication Type: Journal Article; Research Support, Non-U.S. Gov't 
<br/><br/><label>ISSN: </label>1872-7492 
<br/><br/><label>Standard No.: </label>10.1016/j.virusres.2015.07.004  doi 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Animals<br/>Cluster Analysis<br/>Disease Outbreaks<br/>Evolution, Molecular<br/>Genome, Viral<br/>Minnesota--epidemiology<br/>Molecular Sequence Data<br/>Phylogeny<br/>Porcine Reproductive and Respiratory Syndrome--epidemiology<br/>Porcine respiratory and reproductive syndrome virus--classification<br/>RNA, Viral--genetics<br/>Sequence Analysis, DNA<br/>Sequence Homology<br/>Swine<br/>Virulence