Received: 8 May 2020
Accepted: 28 May 2020
First Online: 8 June 2020
Ethics approval and consent to participate
: No ethical approval was required for this article. The authors are accountable for all aspects of the work in ensuring that questions related to the accuracy or integrity of any part of the work are appropriately investigated and resolved.
: Not applicable.
: Fabio Cesare Campanile, Mauro Podda, Alberto Arezzo, Emanuele Botteri, Alberto Sartori, Mario Guerrieri, Elisa Cassinotti, Irnerio Muttillo, Marcello Pisano, Riccardo Brachet Contul, Giancarlo D’Ambrosio, Diego Cuccurullo, Carlo Bergamini, Marco Ettore Allaix, Valerio Caracino, Wanda Luisa Petz, Marco Milone, Gianfranco Silecchia, Gabriele Anania, Antonino Agrusa, Salomone Di Saverio, Salvatore Casarano, Caterina Cicala, Piero Narilli, Sara Federici, Massimo Carlini, Alessandro Paganini, Paolo Pietro Bianchi, Adelona Salaj, Andrea Mazzari, Roberto Luca Meniconi, Alessandro Puzziello, Giovanni Terrosu, Belinda De Simone, Federico Coccolini, Fausto Catena, and Ferdinando Agresta have no conflicts of interest or financial ties to disclose.