Caffarelli, Carla
Francolini, Valentina
Hayek, Joussef
Valacchi, Giuseppe
Giannotti, Stefano
Nuti, Ranuccio
Gonnelli, Stefano
Article History
Received: 8 September 2017
Revised: 7 May 2018
Accepted: 14 May 2018
First Online: 9 August 2018
Competing interests
: The authors declare no competing interests.