N. C. Leal, A. M. P. de Almeida, and L. C. de S. Ferreira, “ Plasmid composition and virulence-associated factors of Yersinia pestis isolates from a plague outbreak at the Paraíba State, Brazil ”, Rev. Inst. Med. Trop. São Paulo, vol. 31, no. 5, pp. 295–300, Oct. 1989, Accessed: May 23, 2024. [Online]. Available: https://www.revistas.usp.br/rimtsp/article/view/28679