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Hill-Briggs F, Gary TL, Hill MN, Bone LR, Brancati FL.Hill-Briggs F, et al.J Gen Intern Med. 2002 Jun;17(6):412-9. doi: 10.1046/j.1525-1497.2002.11002.x.J Gen Intern Med. 2002.PMID: 12133154Free PMC article.
Samuel-Hodge CD, Hill-Briggs F, Gary TL.Samuel-Hodge CD, et al.Nurs Clin North Am. 2006 Dec;41(4):567-88, vii. doi: 10.1016/j.cnur.2006.08.001.Nurs Clin North Am. 2006.PMID: 17059975Review.