Text and Data Mining valid from 2019-05-31
Received: 25 February 2019
Accepted: 13 May 2019
First Online: 31 May 2019
Compliance with ethical standards
: Subjects gave written informed consent for their participation in accordance with the Declaration of Helsinki. The study was approved by the Institutional Review Board CPP Sud Méditerrannée (Ref: 2014-002126-12).