van Dijk, J. D. http://orcid.org/0000-0001-7514-789X
van Dalen, J. A.
Knollema, S.
Mouden, M.
Ottervanger, J. P.
Jager, P. L.
Article History
Received: 5 June 2018
Accepted: 29 October 2018
First Online: 8 November 2018
Compliance with ethical standards
: All procedures performed were in accordance with the ethical standards of the institutional and/or national research committee and with the 1964 Helsinki declaration and its later amendments or comparable ethical standards. Informed consent was obtained from all individual participants included in the study.
: None of the authors have anything to disclose.