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Rahn DA 3rd, Ray DK, Schlesinger DJ, Steiner L, Sheehan JP, O'Quigley JM, Rich T.Rahn DA 3rd, et al. Among authors: ray dk.Cancer. 2011 Jan 15;117(2):414-20. doi: 10.1002/cncr.25423. Epub 2010 Sep 9.Cancer. 2011.PMID: 20830691Free article.