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Box and whiskers diagrams comparing the estimated number of oocysts per gram, between bulk and RTE/packaged products (a), conventional and organic agriculture system (b), fruit and vegetables (c) and food items collected in spring/summer and autumn/winter (d), quantified by qPCR. The non-parametric Mann-Whitney U-test was used to compare the estimated number of oocysts per gram between the groups. *P = 0.036
