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Bauer SR, Ou NN, Dreesman BJ, Armon JJ, Anderson JA, Cha SS, Oyen LJ.Bauer SR, et al.Mayo Clin Proc. 2009 Dec;84(12):1073-8. doi: 10.4065/mcp.2009.0220.Mayo Clin Proc. 2009.PMID: 19955244Free PMC article.