Fig. 2From: Incidence estimation from sentinel surveillance data; a simulation study and application to data from the Belgian laboratory sentinel surveillanceSimulation results for the scenarios: 'No heterogeneity' (a), 'Spatial heterogeneity' (b), 'Attractiveness heterogeneity' (c), 'Attractiveness and spatialheterogeneity' (d), over a varying number of casesBack to article page