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Ndumele CD, Russell BE, Ayanian JZ, Landon BE, Keegan T, O'Malley AJ, Hicks LS.Ndumele CD, et al. Among authors: ayanian jz.Prog Community Health Partnersh. 2009 Fall;3(3):203-11. doi: 10.1353/cpr.0.0080.Prog Community Health Partnersh. 2009.PMID: 19802379Free PMC article.