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Burns ME, O'Hara BJ, Huskamp HA, Soumerai SB.Burns ME, et al. Among authors: huskamp ha.J Health Care Poor Underserved. 2012 Nov;23(4):1630-46. doi: 10.1353/hpu.2012.0197.J Health Care Poor Underserved. 2012.PMID: 23698677Free PMC article.