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Leak A, Mayer DK, Smith S.Leak A, et al. Among authors: mayer dk.Leuk Lymphoma. 2011 Jun;52(6):972-85. doi: 10.3109/10428194.2011.563884. Epub 2011 May 3.Leuk Lymphoma. 2011.PMID: 21534866Free PMC article.Review.