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Ziemiecki A, Hennig D, Gardner L, Ferdinand FJ, Friis RR, Bauer H, Pedersen NC, Johnson L, Theilen GH.Ziemiecki A, et al. Among authors: pedersen nc.Virology. 1984 Oct 30;138(2):324-31. doi: 10.1016/0042-6822(84)90355-6.Virology. 1984.PMID: 6208683