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Bristow RE, Powell MA, Al-Hammadi N, Chen L, Miller JP, Roland PY, Mutch DG, Cliby WA.Bristow RE, et al. Among authors: powell ma.J Natl Cancer Inst. 2013 Jun 5;105(11):823-32. doi: 10.1093/jnci/djt065. Epub 2013 Mar 28.J Natl Cancer Inst. 2013.PMID: 23539755Free PMC article.