University of Pisa, University of Pisa, University of Pisa, University of Florence, University of Pisa, University of Pisa, University of Pisa, University of Pisa, affiliation not provided to SSRN, University of Pisa, affiliation not provided to SSRN, University of Pisa, University of Pisa, University of Pisa and National Research Council (CNR) - Institute of Clinical Physiology (IFC)