Chillemi, Claudio
Guerrisi, Mario
Paglialunga, Carlo
Salate Santone, Francesco
Osimani, Marcello
Article History
Received: 21 November 2019
First Online: 27 March 2020
Conflict of interest
: Claudio Chillemi, Mario Guerrisi, Carlo Paglialunga, Francesco Salate Santone and Marcello Osimani declare that they have no conflict of interest.
: All procedure performed in this study were in accordance with the ethical standards of the institutional committee and with the 1964 Helsinki declaration and its later amendments or comparable ethical standards.
: Informed consent was obtained from all individual participants included in the study