Montanaro, Elisa http://orcid.org/0000-0002-2254-9956
Artusi, Carlo Alberto
Zibetti, Maurizio
Lopiano, Leonardo
Article History
Received: 13 March 2019
Accepted: 13 June 2019
First Online: 28 June 2019
Compliance with ethical standards
:
: The authors declare that they have no conflict of interest.
: This study has been approved by the local ethical committee and performed in accordance with the ethical standards laid down in the 1964 Declaration of Helsinki and its later amendments.