Verkuijl, Sanne J.
Trzpis, Monika
Broens, Paul M. A.
Article History
Received: 14 March 2018
Accepted: 5 July 2018
First Online: 12 July 2018
Compliance with ethical standards
:
: The authors declare that they have no conflict of interest.
: All procedures performed in studies involving human participants 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.