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Doolittle ND, Muldoon LL, Brummett RE, Tyson RM, Lacy C, Bubalo JS, Kraemer DF, Heinrich MC, Henry JA, Neuwelt EA.Doolittle ND, et al. Among authors: kraemer df.Clin Cancer Res. 2001 Mar;7(3):493-500.Clin Cancer Res. 2001.PMID: 11297239