Ciregia, F
Kollipara, L
Giusti, L
Zahedi, R P
Giacomelli, C
Mazzoni, M R
Giannaccini, G
Scarpellini, P
Urbani, A
Sickmann, A
Lucacchini, A
Bazzichi, L
Article History
Received: 6 June 2016
Revised: 15 July 2016
Accepted: 31 July 2016
First Online: 27 September 2016
Competing interests
: The authors declare no conflict of interest.