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Brendle SA, Culp TD, Broutian TR, Christensen ND.Brendle SA, et al.J Gen Virol. 2010 Jul;91(Pt 7):1834-9. doi: 10.1099/vir.0.017228-0. Epub 2010 Feb 24.J Gen Virol. 2010.PMID: 20181746Free PMC article.