摘要
<正>Pseudorabies(PR),also known as Aujeszky's disease,is an economically important infectious disease of pigs and other animals caused by pseudorabies vims(PRV).Since late 2011,increasing numbers of PR outbreaks have been reported on many Bartha-K61-vaccinated pig farms in China,and emerging PRV variants that differ from classical PRV strains geneti-
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