Calabria, Silvia http://orcid.org/0000-0001-9345-2855
Forcesi, Emanuele
Dondi, Letizia
Pedrini, Antonella
Maggioni, Aldo Pietro
Martini, Nello
Article History
First Online: 4 June 2018
Compliance with Ethical Standards
:
: The authors declare that they have no conflict of interest.
: For this type of study, formal consent is not required.
: For this type of study, informed consent is not required.