Escherichia coli strains isolated from the uteri horn, mouth, and rectum of bitches suffering from pyometra: virulence factors, antimicrobial susceptibilities, and clonal relationships among strains - Agostinho, Juliana M. A.; Souza, Andressa de; Schocken-Iturrino, Ruben P.; Beraldo, Lívia G.; Borges, Clarissa A.; Ávila, Fernando A.; Marin, José Moacir (International Journal of Microbiology, 2014)