Funding for this research was provided by:
Received: 6 October 2020
Accepted: 13 June 2021
First Online: 29 June 2021
: The study has been approved by Medical Ethical Committee Academic Hospital Maastricht/Maastricht University, The Netherlands (METC 2017–0311). All participants were asked to sign an informed consent form when they start their participation in the study.
: Not applicable.
: The authors declare that they have no competing interests.