Fakha, Amal
de Boer, Bram
van Achterberg, Theo
Hamers, Jan
Verbeek, Hilde
Article History
Received: 1 September 2021
Accepted: 26 November 2021
First Online: 16 February 2022
Declarations
:
: Ethical approval was granted by the Maastricht University Faculty of Health, Medicine, & Life Sciences Ethics Committee (approval no. FHML-REC/2020/088). Informed consent was obtained from all participants prior to the study and by including a consent statement in each survey round as the initial question, whereby participants needed to agree in order to progress.
: Not applicable.
: The authors declare that they have no competing interests.