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Jacobs ET, Giuliano AR, Roe DJ, Guillén-Rodríguez JM, Alberts DS, Martínez ME.Jacobs ET, et al. Among authors: roe dj.J Natl Cancer Inst. 2002 Nov 6;94(21):1620-5. doi: 10.1093/jnci/94.21.1620.J Natl Cancer Inst. 2002.PMID: 12419788Clinical Trial.