de Wit, Mariska http://orcid.org/0000-0002-5705-2763
Wind, Haije http://orcid.org/0000-0003-1023-2860
Hulshof, Carel T. J. http://orcid.org/0000-0002-2720-456X
de Boer, Angela G. E. M. http://orcid.org/0000-0003-1942-6848
Funding for this research was provided by:
Instituut Gak (2016-757)
Article History
Received: 9 November 2018
Accepted: 9 May 2019
First Online: 18 May 2019
Compliance with ethical standards
:
: The authors declare that they have no conflict of interest.
: The Medical Ethics Review Committee of the Academic Medical Center (AMC), University of Amsterdam, confirmed that the Medical Research Involving Human Subjects Act (WMO) did not apply to this explorative study and that an official approval by this committee was, therefore, not required (W 18_042 # 18.060). All procedures performed in studies involving human participants were in accordance with the ethical standards of the institutional 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 this study.