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Maciag A, Bialkowska A, Espiritu I, Powell D, Alvord WG, Kasprzak KS, Anderson LM, Witschi HR.Maciag A, et al. Among authors: espiritu i.Arch Environ Health. 2003 Apr;58(4):238-44.Arch Environ Health. 2003.PMID: 14655905
Witschi H, Espiritu I.Witschi H, et al. Among authors: espiritu i.Cancer Lett. 2002 Sep 26;183(2):141-6. doi: 10.1016/s0304-3835(02)00156-8.Cancer Lett. 2002.PMID: 12065088
Witschi H, Espiritu I, Maronpot RR.Witschi H, et al. Among authors: espiritu i.Cancer Lett. 2006 Sep 8;241(1):64-8. doi: 10.1016/j.canlet.2005.10.002. Epub 2005 Nov 15.Cancer Lett. 2006.PMID: 16290922