Porcine coronavirus HKU15 ( PorCoV HKU15 ) is a virus first discovered in a surveillance study in Hong Kong , China .
Porcine coronavirus HKU15 ( PorCoV HKU15 ) first reported to be associated with porcine diarrhea in February 2014 .
Porcine coronavirus HKU15 ( PorCoV HKU15 ) is a virus first discovered in a surveillance study in Hong Kong , China , and first reported to be associated with porcine diarrhea in February 2014 .