Gelderman, H. T.
Boer, L.
Naujocks, T.
IJzermans, A. C. M.
Duijst, W. L. J. M.
Funding for this research was provided by:
Maastricht University
Article History
Received: 9 May 2017
Accepted: 22 September 2017
First Online: 6 November 2017
Compliance with ethical standards
: This study was approved by the PHS IJsselland and performed according to the ethical and legal standards in the Netherlands. All data were processed anonymously. For this type of study, formal consent is not required.
: The authors declare that they have no conflict of interest.