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Thorndike AN, Ferris TG, Stafford RS, Rigotti NA.Thorndike AN, et al. Among authors: rigotti na.J Natl Cancer Inst. 1999 Nov 3;91(21):1857-62. doi: 10.1093/jnci/91.21.1857.J Natl Cancer Inst. 1999.PMID: 10547392