Olsson, I. A. S., Costa, A., Nobrega, C., Roque, S., & Correia-Neves, M. (2010). Environmental enrichment does not compromise the immune response in mice chronically infected with mycobacterium avium. Scandinavian Journal of Immunology, 71(4), 249 - 257.

Cardoso, L., Costa, A., Tuna, J., Vieira, L., et al. (2008). Babesia canis canis and Babesia canis vogeli infections in dogs from northern Portugal. Veterinary Parasitology, 156(3-4), 199 - 204.