Funding for this research was provided by:
Netherlands Organization for Health Research and Development (project No. 843004120)
Received: 31 May 2019
Accepted: 18 October 2019
First Online: 8 November 2019
Ethics approval and consent to participate
: This study has been exempted by the Medical Research Ethics Committee (MREC) of VU University Medical Center according to article 7 of the Medical Research Involving Human Subjects Act (ref.no. 2018.208). Participants will provide a formal written informed consent in order to participate in the study.
: Not applicable.
: The authors declare that they have no competing interests.