Maltez, F., Machado, J., Rocha, M. A., Gonçalves, P., Morgado, A., & Proença, R. (1993). Yersinia enterocolitica. A seroprevalence study and report of 3 clinical cases. Acta Médica Portuguesa, 6(5), 223–5. https://doi.org/10.20344/amp.3077