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Vokes EE, Herndon JE 2nd, Crawford J, Leopold KA, Perry MC, Miller AA, Green MR.Vokes EE, et al.J Clin Oncol. 2002 Oct 15;20(20):4191-8. doi: 10.1200/JCO.2002.03.054.J Clin Oncol. 2002.PMID: 12377962Clinical Trial.