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Czaja CA, Merkel PA, Chan ED, Lenz LL, Wolf ML, Alam R, Frankel SK, Fischer A, Gogate S, Perez-Velez CM, Knight V.Czaja CA, et al. Among authors: knight v.Clin Infect Dis. 2014 Mar;58(6):e115-8. doi: 10.1093/cid/cit809. Epub 2013 Dec 11.Clin Infect Dis. 2014.PMID: 24336756Free PMC article.