Le Liepvre, H
Dinh, A
Idiard-Chamois, B
Chartier-Kastler, E
Phé, V
Even, A
Robain, G
Denys, P
Article History
Received: 2 May 2016
Revised: 21 July 2016
Accepted: 22 August 2016
First Online: 27 September 2016
Competing interests
: The authors declare no conflict of interest.