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Bardia A, Nisly NL, Zimmerman MB, Gryzlak BM, Wallace RB.Bardia A, et al. Among authors: wallace rb.Mayo Clin Proc. 2007 May;82(5):561-6. doi: 10.4065/82.5.561.Mayo Clin Proc. 2007.PMID: 17493422Free PMC article.