Fig. 5From: A randomized controlled study on the efficacy of a novel combination vaccine against enzootic pneumonia (Mycoplasma hyopneumoniae) and porcine Circovirus type 2 (PCV2) in the presence of strong maternally derived PCV2 immunity in pigsPercentage (%) of M. hyo ELISA positive samples, by vaccination group and weeks post-vaccinationBack to article page