Fionda, Laura http://orcid.org/0000-0002-8813-2272
Vanoli, Fiammetta
Di Pasquale, Antonella
Leonardi, Luca
Morino, Stefania
Antonini, Giovanni
Article History
Received: 10 March 2018
Revised: 3 May 2018
Accepted: 5 May 2018
First Online: 16 May 2018
Compliance with ethical standards
:
: This letter has been written in accordance with the ethical standards laid down in the 1964 Declaration of Helsinki and its later amendments. Specific national laws have been observed.
: On behalf of all authors, the corresponding author states that there is no conflict of interest.