About the Authors
- Fabrizio Ferretti
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* E-mail: fabrizio.ferretti@unimore.it
Affiliation Department of Communication and Economics, School of Social Sciences, University of Modena and Reggio Emilia, Reggio Emilia, Italy
Competing Interests
The authors have declared that no competing interests exist.
Author Contributions
Conceived and designed the experiments: FF. Performed the experiments: FF. Analyzed the data: FF. Wrote the paper: FF.