Woldendorp, Kees H. https://orcid.org/0000-0003-1571-7293
Boonstra, Anne M.
Arendzen, J. Hans
Reneman, Michiel F.
Article History
Received: 25 November 2016
Accepted: 3 August 2017
First Online: 20 October 2017
Compliance with ethical standards
:
: None.
: All procedures perform in this study involving human participants were in accordance with the ethical standards of the institutional and national research committee and with the 1964 Helsinki declaration and its later amendments or comparable ethical standards. Informed consent was obtained from all participants for being included in the study.
: The authors declare that they have no conflict of interest.