Giardina, Giorgio http://orcid.org/0000-0002-0802-1370
Paiardini, Alessandro
Montioli, Riccardo
Cellini, Barbara http://orcid.org/0000-0002-5221-9288
Voltattorni, Carla Borri
CutruzzolĂ , Francesca http://orcid.org/0000-0002-4621-2135
Article History
Received: 12 May 2017
Accepted: 24 August 2017
First Online: 15 September 2017
Competing Interests
: The authors declare that they have no competing interests.