Spronk, I. https://orcid.org/0000-0001-9571-576X
Polinder, S. https://orcid.org/0000-0002-4331-3141
Bonsel, G. J. https://orcid.org/0000-0002-8364-1086
Janssen, M. F.
Haagsma, J. A. https://orcid.org/0000-0002-2055-548X
Funding for this research was provided by:
EuroQol Research Foundation (20180330)
Article History
Received: 23 January 2021
Accepted: 16 April 2021
First Online: 29 April 2021
Declarations
:
: All procedures performed in studies involving human participants were in accordance with the ethical standards of the institutional and/or national research committee and with the 1964 Helsinki declaration and its later amendments or comparable ethical standards.
: Informed consent was obtained from all individual participants included in the study.
: The authors have no conflict of interest to declare that are relevant to the content of this article.