Lyutakov, Ivan
Ursini, Francesco
Penchev, Plamen
Caio, Giacomo
Carroccio, Antonio
Volta, Umberto
De Giorgio, Roberto
Article History
Received: 7 August 2019
Accepted: 29 October 2019
First Online: 14 November 2019
Ethics approval and consent to participate
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: Not applicable.
: The authors declare that they have no competing interests.