Giudice, Antonino Lo http://orcid.org/0000-0001-6086-2348
Brewer, Idona
Leonardi, Rosalia
Roberts, Neal
Bagnato, Gianluca
Article History
Received: 6 December 2017
Revised: 26 January 2018
Accepted: 6 February 2018
First Online: 14 February 2018
Compliance with ethical standards
: This observational cross-sectional parallel group study (1:1:1) was approved by the ethics committee of the Faculty of Medicine at the University of Messina (prot. N.15–15). All subjects provided their written informed consent.
: None.