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King CC, de Fries R, Kolhekar SR, Ahmed R.King CC, et al. Among authors: de fries r.J Virol. 1990 Nov;64(11):5611-6. doi: 10.1128/JVI.64.11.5611-5616.1990.J Virol. 1990.PMID: 1976825Free PMC article.
Wu-Hsieh BA, Whitmire JK, de Fries R, Lin JS, Matloubian M, Ahmed R.Wu-Hsieh BA, et al. Among authors: de fries r.J Immunol. 2001 Oct 15;167(8):4566-73. doi: 10.4049/jimmunol.167.8.4566.J Immunol. 2001.PMID: 11591785