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Siegel DL, Fox I, Dafoe DC, Power M, Asplund M, Zellers L, Barker CF, Prystowsky MB.Siegel DL, et al.Clin Immunol Immunopathol. 1989 May;51(2):157-71. doi: 10.1016/0090-1229(89)90016-0.Clin Immunol Immunopathol. 1989.PMID: 2539282