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Levine RS, Kilbourne BE, Baltrus PA, Williams-Brown S, Caplan L, Briggs NC, Roberts K, Husaini BA, Rust GE.Levine RS, et al. Among authors: briggs nc.J Health Care Poor Underserved. 2008 Feb;19(1):103-34. doi: 10.1353/hpu.2008.0019.J Health Care Poor Underserved. 2008.PMID: 18263989