Quantifying Individual Response to PRRSV Using Dynamic Indicators of Resilience Based on Activity oleh Lisette E. van der Zande, Jenelle R. Dunkelberger, T. Bas Rodenburg, T. Bas Rodenburg, J. Elizabeth Bolhuis, Pramod K. Mathur, W. James Cairns, Michael C. Keyes, John M. Eggert, Erin A. Little, Scott A. Dee, Egbert F. Knol