Vazquez, P., Garrido, J.M., Molina, E., Geijo, M.V., Gomez, N., Perez, V., Sevilla, I.A., Alonso-Hearn, M., Cortes, A. and Juste, R.A. 2014. Latent infections are the most frequent form of paratuberculosis in slaughtered Friesian cattle. Spanish Journal of Agricultural Research. 12, 4 (Oct. 2014), 1049-1060. DOI:https://doi.org/10.5424/sjar/2014124-5978.