Zarivi, Osvaldo
Cesare, Patrizia
Poma, Anna Maria
Colafarina, Sabrina
Bonfigli, Antonella
Kohler, Annegret
Aimola, Pierpaolo
Ragnelli, Anna Maria
Pacioni, Giovanni
Miranda, Michele
Article History
Received: 13 November 2017
Accepted: 25 November 2017
First Online: 20 February 2018
Competing interests
: The authors declare that they have no competing interests