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Howard OM, Gribben JG, Neuberg DS, Grossbard M, Poor C, Janicek MJ, Shipp MA.Howard OM, et al.J Clin Oncol. 2002 Mar 1;20(5):1288-94. doi: 10.1200/JCO.2002.20.5.1288.J Clin Oncol. 2002.PMID: 11870171Clinical Trial.