To investigate the prevalence and genetic evolution of diarrhea - associated viruses
a total of 2987 field diarrheal samples <*> were tested .
To investigate the prevalence and genetic evolution of diarrhea - associated viruses responsible for the outbreaks , a total of 2987 field diarrheal samples collected from 168 pig farms in five provinces in Southern China during 2012 - 2018 were tested .
To investigate the prevalence and genetic evolution of diarrhea - associated viruses responsible for the outbreaks , a total of 2987 field diarrheal samples collected from 168 pig farms in five provinces in Southern China during 2012 - 2018 were tested .