Funding for this research was provided by:
Service Public de Wallonie (1318184)
Fonds De La Recherche Scientifique - FNRS
Received: 8 June 2018
Accepted: 13 November 2018
First Online: 26 November 2018
Ethics approval and consent to participate
: All study participants provided written informed consent that was approved by the CHU UCL Namur Institutional Review Board (NUB: B039201422799).
: Not applicable.
: The authors declare no conflicts of interest.
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