Treps, L
Edmond, S
Harford-Wright, E
Galan-Moya, E M
Schmitt, A
Azzi, S
Citerne, A
Bidère, N
Ricard, D
Gavard, J
Article History
Received: 16 March 2015
Revised: 17 June 2015
Accepted: 13 July 2015
First Online: 14 September 2015
Competing interests
: The authors declare no conflict of interest.