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Brown LE, Ffrench RA, Gawler JM, Jackson DC, Dyall-Smith ML, Anders EM, Tregear GW, Duncan L, Underwood PA, White DO.Brown LE, et al. Among authors: underwood pa.J Virol. 1988 Jan;62(1):305-12. doi: 10.1128/JVI.62.1.305-312.1988.J Virol. 1988.PMID: 2446016Free PMC article.
Rathjen DA, Underwood PA.Rathjen DA, et al. Among authors: underwood pa.Mol Immunol. 1986 Apr;23(4):441-50. doi: 10.1016/0161-5890(86)90142-2.Mol Immunol. 1986.PMID: 2425251