Fig. 1From: Application of an economic calculator to determine the cost of porcine reproductive and respiratory syndrome at farm-level in 21 pig herds in GermanyLaboratory results from PRRSV PCR and ELISA from 21 herds endemically infected with PRRSV. Legend: The boxes of the box-and-whisker plots indicate the interquartile range, the whiskers the 1.5-times interquartile range, and the single shapes below and above the outliers, separately for each age groupBack to article page