Fig. 4From: Effect of Porcine circovirus 2 (PCV-2) maternally derived antibodies on performance and PCV-2 viremia in vaccinated piglets under field conditionsBivariate adjustment between the average daily weight gain (ADWG) and the viraemia (represented as area under curve-AUC). Graphs show dates for a) placebo-treatment (n = 472) and b) vaccinated animals (n = 484)Back to article page