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Kemper AR, Cowan AE, Ching PL, Davis MM, Kennedy EJ, Clark SJ, Freed GL.Kemper AR, et al. Among authors: clark sj.Biosecur Bioterror. 2005;3(1):23-30. doi: 10.1089/bsp.2005.3.23.Biosecur Bioterror. 2005.PMID: 15853452Free article.
Clark SJ, Cowan AE, Bartlett DL.Clark SJ, et al.BMC Public Health. 2006 Feb 15;6:33. doi: 10.1186/1471-2458-6-33.BMC Public Health. 2006.PMID: 16480494Free PMC article.
Cowan AE, Winston CA, Davis MM, Wortley PM, Clark SJ.Cowan AE, et al. Among authors: clark sj.Am J Infect Control. 2006 May;34(4):164-9. doi: 10.1016/j.ajic.2005.09.007.Am J Infect Control. 2006.PMID: 16679171
Davis MM, Broder KR, Cowan AE, Mijalski C, Katrina K, Stokley S, Clark SJ.Davis MM, et al. Among authors: clark sj.Am J Prev Med. 2006 Aug;31(2):176-80. doi: 10.1016/j.amepre.2006.03.023.Am J Prev Med. 2006.PMID: 16913066
Davis MM, Marin M, Cowan AE, Guris D, Clark SJ.Davis MM, et al. Among authors: clark sj.Pediatrics. 2007 Feb;119(2):258-64. doi: 10.1542/peds.2006-0972.Pediatrics. 2007.PMID: 17272614