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Rossau R, Duhamel M, Jannes G, Decourt JL, Van Heuverswyn H.Rossau R, et al.J Gen Microbiol. 1991 Feb;137(2):277-85. doi: 10.1099/00221287-137-2-277.J Gen Microbiol. 1991.PMID: 1707945
Chak KF, Kuo WS, Lu FM, James R.Chak KF, et al.J Gen Microbiol. 1991 Jan;137(1):91-100. doi: 10.1099/00221287-137-1-91.J Gen Microbiol. 1991.PMID: 2045785
Goldmann W, Hunter N, Martin T, Dawson M, Hope J.Goldmann W, et al.J Gen Virol. 1991 Jan;72 ( Pt 1):201-4. doi: 10.1099/0022-1317-72-1-201.J Gen Virol. 1991.PMID: 1671225Free article.