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Levy SB, O'Brien TF; Alliance for the Prudent Use of Antibiotics.Levy SB, et al.Clin Infect Dis. 2005 Aug 15;41 Suppl 4:S219-20. doi: 10.1086/432443.Clin Infect Dis. 2005.PMID: 16032554No abstract available.
Hooton TM, Levy SB.Hooton TM, et al. Among authors: levy sb.Am Fam Physician. 2001 Mar 15;63(6):1087-98.Am Fam Physician. 2001.PMID: 11277546Free article.Review.