 This result is explained in terms of the stochastic sampling occurring during the case-by-case manual reconstruction of contacts of infected individuals , contrasted with the intrinsically prearranged nature of digital tracing, determined by the decision to adopt the app or not of each individual.
<clarity>  This result is explained in terms of the stochastic sampling occurring during the case-by-case manual reconstruction of contacts of infected individuals , contrasted with the intrinsically prearranged nature of digital tracing, determined by the decision to adopt the app or not of each individual.
 This result is explained in terms of the stochastic sampling occurring during the case-by-case manual reconstruction of contacts of infected individuals , contrasted with the intrinsically prearranged nature of digital tracing, determined by the decision to adopt the app or not by each individual.