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. 2020 Aug 26;11:4264. doi: 10.1038/s41467-020-18050-2

Fig. 3. Mapping possible acquired immunity in Italy.

Fig. 3

Temporal dynamics of the fraction of susceptible individuals in each region, estimated by considering three possible percentages of heavy symptomatic infections: σ =  50% (blue curve), 25% (green curve), and 10% (red curve). Thick solid curves refer to medians values, whereas shaded areas indicate the 95% confidence intervals.