L. Y. Buck, V. Marutani, E. Lorenzetti, A. A. Alfieri, and A. P. L. Bracarense, “Ultrastructural and molecular characterization of non-Helicobacter pylori species in the gastric mucosa of naturally infected pigs”, Brazilian Journal of Veterinary Pathology, vol. 11, no. 2, pp. 42–49, Jul. 2018, doi: 10.24070/bjvp.1983-0246.v11i2p42-49.