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Nieuwenhuis I, Beenhakker N, Bogers WM, Otting N, Bontrop RE, Dubois P, Mooij P, Heeney JL, Koopman G.Nieuwenhuis I, et al. Among authors: koopman g.J Gen Virol. 2010 Dec;91(Pt 12):2974-84. doi: 10.1099/vir.0.022772-0. Epub 2010 Sep 8.J Gen Virol. 2010.PMID: 20826621
Lindhout E, Koopman G, Pals ST, de Groot C.Lindhout E, et al. Among authors: koopman g.Immunol Today. 1997 Dec;18(12):573-7. doi: 10.1016/s0167-5699(97)01160-2.Immunol Today. 1997.PMID: 9425734