Ethical statement
In the Netherlands the study was submitted to the Medical Ethics Review
Committee of the VU University Medical Centre (reference number
2020.255). No ethical approval was needed, since the Medical Research
Involving Human Subjects Act did not apply on this study, as there was
no infringement of the physical and/or psychological integrity of the
participants.
In the United Kingdom the study was submitted to University of Central
Lancashire (UCLan) Committee for Ethics and Integrity (Health Review
Panel), which approved this study (HEALTH_0079).
Written informed consent was obtained from all subjects involved in the
study.