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Villalona-Calero MA, Ritch P, Figueroa JA, Otterson GA, Belt R, Dow E, George S, Leonardo J, McCachren S, Miller GL, Modiano M, Valdivieso M, Geary R, Oliver JW, Holmlund J.Villalona-Calero MA, et al.Clin Cancer Res. 2004 Sep 15;10(18 Pt 1):6086-93. doi: 10.1158/1078-0432.CCR-04-0779.Clin Cancer Res. 2004.PMID: 15447994Clinical Trial.