Cherfan, Michelle
Vallée, Alexandre
Kab, Sofiane
Salameh, Pascale
Goldberg, Marcel http://orcid.org/0000-0002-6161-5880
Zins, Marie
Blacher, Jacques http://orcid.org/0000-0002-6438-0159
Article History
Received: 2 August 2019
Accepted: 19 December 2019
First Online: 5 February 2020
Competing interests
: All authors have completed the ICMJE uniform disclosure form at ExternalRef removed (available on request from the corresponding author) and all authors declare no competing interests.