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Dear Editor,rnParechoviruses (PeVs) are non-enveloped,spherical viruses of genus Parechovirus and family Picornaviridae.Within the capsid is a naked monopartite,linear,single-stranded positive-sense RNA genome of 7.3 kb,comprising a single long open reading frame (ORF) encoding a polyprotein containing regions P1,P2,and P3.