Spronk, I. http://orcid.org/0000-0001-9571-576X
Geraerds, A. J. L. M.
Bonsel, G. J. http://orcid.org/0000-0002-8364-1086
de Jongh, M. A. C.
Polinder, S.
Haagsma, J. A. http://orcid.org/0000-0002-2055-548X
Funding for this research was provided by:
EuroQol Research Foundation (2016160)
Article History
Accepted: 22 July 2019
First Online: 30 July 2019
Compliance with ethical standards
:
: All authors declare that they have no conflict of interest.
: 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.