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Weidmer-Ocampo B, Johansson P, Dalpoas D, Wharton D, Darby C, Hays RD.Weidmer-Ocampo B, et al. Among authors: hays rd.J Health Care Poor Underserved. 2009 Aug;20(3):695-712. doi: 10.1353/hpu.0.0166.J Health Care Poor Underserved. 2009.PMID: 19648698