Fig. 1From: Production losses five months after outbreak with a recombinant of two PRRSV vaccine strains in 13 Danish sow herdsPercent change in farrowings/week (a) and marginal change in the number of liveborns/litter (b), stillborns/litter (c) and number weaned pigs/litter (d) when the five-month period after infection with the new PRRS1-variant was compared to the preceding 7 months in the 13 herds included in the studyBack to article page