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Jones S, Woolf S, Krist A, Burroughs S, Marsland D.Jones S, et al. Among authors: krist a.Fam Med. 2002 Jun;34(6):411; author reply 415-8.Fam Med. 2002.PMID: 12164609No abstract available.
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Woolf SH, Krist AH, Johnson RE, Wilson DB, Rothemich SF, Norman GJ, Devers KJ.Woolf SH, et al.Ann Fam Med. 2006 Mar-Apr;4(2):148-52. doi: 10.1370/afm.522.Ann Fam Med. 2006.PMID: 16569718Free PMC article.