Received: 27 April 2020
Accepted: 8 July 2020
First Online: 17 July 2020
Ethics approval and consent to participate
: Ethical approval by Institutional (University of Brescia) Review Board Committee on 1/4/2020, reference number 032020.
: All the Authors approved the manuscript and agree to publish in its present form.
: Prof. Baiocchi received travel grant from Carlo Bianchi SPA and from Styker Corp.; Prof. Baiocchi has a paid consultation contract with Stryker Corp.