Received: 18 January 2019
Accepted: 9 May 2019
First Online: 20 May 2019
Ethics approval and consent to participate
: The study was approved by the independent ethics committee “CPP Sud Méditerranée IV” (N°Q-2015-05-03) and the “CCTIRS” (N°15.670). The requirement for informed consent was waived. An information letter was sent to patients requesting their non-opposition consent. This procedure and this anonymous data collection were authorized by the CNIL (N°DR-2015-643).
: Not applicable.
: The authors declare that they have no competing interests.
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