Funding for this research was provided by:
Limburg Clinical Research Center
Received: 23 October 2019
Accepted: 7 May 2020
First Online: 19 May 2020
Ethics approval and consent to participate
: Prior to participation, all participants gave written informed consent, which was approved by the ethical committee of the academic hospital Leuven (reference no. s-59857).
: Not applicable.
: The authors declare that they have no competing interests.