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Guffey MB, Dalzell A, Kelly DR, Cassady KA.Guffey MB, et al. Among authors: cassady ka.South Med J. 2007 Mar;100(3):304-8. doi: 10.1097/01.smj.0000242333.60112.7f.South Med J. 2007.PMID: 17396737Review.
Cassady KA, Parker JN.Cassady KA, et al.Open Virol J. 2010 Jun 18;4:103-8. doi: 10.2174/1874357901004030103.Open Virol J. 2010.PMID: 20811578Free PMC article.
Cassady KA, Saunders U, Shimamura M.Cassady KA, et al.J Virol. 2012 Jan;86(1):610-4. doi: 10.1128/JVI.05099-11. Epub 2011 Nov 9.J Virol. 2012.PMID: 22072777Free PMC article.