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de Souza MS, Fikrig E, Smith AL, Flavell RA, Barthold SW.de Souza MS, et al. Among authors: smith al.J Infect Dis. 1992 Mar;165(3):471-8. doi: 10.1093/infdis/165.3.471.J Infect Dis. 1992.PMID: 1531672
Barthold SW, Levy SA, Fikrig E, Bockenstedt LK, Smith AL.Barthold SW, et al. Among authors: smith al.J Am Vet Med Assoc. 1995 Dec 1;207(11):1435-40.J Am Vet Med Assoc. 1995.PMID: 7493871