Porcine astrovirus is present in the pig population in Sichuan Province and may be associated with diarrhea.
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PoAstV circulation in Sichuan pigs merits surveillance; association with diarrhea remains hypothesis-generating.
PoAstV infections exist in Sichuan Province regardless of the disease status in the pig population, either alone or in combination with other enteric viruses, and may be associated with diarrhea.
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Cai et al. (2016) studied this question.
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