Mattarozzi, Katia https://orcid.org/0000-0003-1784-750X
Colonnello, Valentina
Russo, Paolo Maria
Todorov, Alexander
Article History
Received: 30 January 2018
Accepted: 12 June 2018
First Online: 15 June 2018
Compliance with Ethical Standards
:
: All co-authors declare no conflict of interest to report.
: All procedures performed in studies were in accordance with the ethical standards of the institutional research committee (University of Bologna Ethical Committee) and with the 1964 Helsinki declaration and its later amendments or comparable ethical standards. All participants were fully informed about the procedure of the study and gave their formal consent to participate.