Villa, Silvia Maria http://orcid.org/0000-0001-6055-947X
Rufa, Alessandra
Malandrini, Alessandro
Cerase, Alfonso
Rosini, Francesca
Arrigucci, Umberto
Federico, Antonio
Article History
Received: 2 July 2018
Accepted: 3 January 2019
First Online: 11 January 2019
Compliance with ethical standards
:
: The authors declare that they have no conflict of interest.
: The authors declare that the study has been performed in accordance with ethical standards laid down in the 1964 Declaration of Helsinki.