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Farrell HE, Bruce K, Ma J, Davis-Poynter N, Stevenson PG.Farrell HE, et al.J Gen Virol. 2018 Nov;99(11):1509-1514. doi: 10.1099/jgv.0.001154. Epub 2018 Sep 18.J Gen Virol. 2018.PMID: 30226462