Article History
Received: 4 June 2019
Accepted: 15 August 2019
First Online: 28 August 2019
Compliance with ethical standards
: The study was approved by the University Hospital Ghent Ethics Committee, with Belgian Registration Number (B0201733518), and received a positive advice from the local Jan Palfijn Ghent Hospital Ethics Committee. All respondents gave their informed consent at the start of the online survey.
: The authors declare that they have no conflict of interest.