Funding for this research was provided by:
EuroQol Research Foundation
Article History
Received: 18 September 2019
Accepted: 8 January 2020
First Online: 14 January 2020
Ethics approval and consent to participate
: Ethical approval for the study was granted by the Human Research Ethics Committee of the University of Cape Town (HREC/Ref:336/2014). Informed consent was obtained from all participants.
: No identifying information has been included in this manuscript. All participants consented to the publication of the analysed data.
: JV and JJ are members of the EuroQoL Research Foundation. This did not influence the reporting of the research study. The views expressed by the authors in the publication do not necessarily reflect the views of the EuroQol Group.