Fig. 1From: Safety and long-lasting immunity of the combined administration of a modified-live virus vaccine against porcine reproductive and respiratory syndrome virus 1 and an inactivated vaccine against porcine parvovirus and Erysipelothrix rhusiopathiae in breeding pigsNeighbor-Joining phylogenetic tree among strains based on the complete genome. Confidence of the internal branche – expressed as a value out of 100 -, is based on 1000 bootstrap pseudo-replicates of the pairwised matrix of distances using the gamma Tamura-Nei modelBack to article page