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Logar CM, Pappas LM, Ramkumar N, Beddhu S.Logar CM, et al. Among authors: ramkumar n.BMC Nephrol. 2005 Mar 21;6:3. doi: 10.1186/1471-2369-6-3.BMC Nephrol. 2005.PMID: 15780133Free PMC article.