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Kent DM, Schmid CH, Lau J, Selker HP.Kent DM, et al. Among authors: selker hp.J Gen Intern Med. 2002 Dec;17(12):887-94. doi: 10.1046/j.1525-1497.2002.11232.x.J Gen Intern Med. 2002.PMID: 12472924Free PMC article.