Figure 4From: Combining information from surveys of several species to estimate the probability of freedom from Echinococcus multilocularis in Sweden, Finland and mainland NorwayThe annual sensitivity of surveillance systems for Echinococcus multilocularis. The study period includes surveillance of the five different species in Sweden, Finland and mainland Norway from January 2000 to December 2009. The results are presented separately per country. A = Sweden, B = Finland and C = mainland Norway.Back to article page