Fantasia M, Grazia Mingrone M, Crotti D, Boscato C
J Clin Microbiol. 1985 Aug;22(2):314-5. doi: 10.1128/jcm.22.2.314-315.1985.
Seventeen strains of Yersinia enterocolitica biotype 4 serotype O3 were isolated from 63 apparently healthy puppies. Of these strains, 76.4% showed both multiple resistance to antimicrobial agents and lack of sorbose fermentation.