van der Veer, C.
Bruisten, S. M.
van Houdt, R.
Matser, A. A.
Tachedjian, G.
van de Wijgert, J. H. H. M.
de Vries, H. J. C.
van der Helm, J. J.
Article History
Received: 13 March 2019
Accepted: 18 July 2019
First Online: 25 July 2019
Ethics approval and consent to participate
: Ethical approval was obtained for this study from the Medical Ethics Council of the Amsterdam Medical Centre, reference number: METC 2014_413. Written informed consent was obtained from all participants.
: Not applicable.
: The authors declare that they have no competing interests.