Brouwer, Marieke E.
Reininga, Inge H. F.
El Moumni, Mostafa
Wendt, Klaus W.
Article History
Received: 9 September 2017
Accepted: 8 December 2017
First Online: 28 December 2017
Compliance with ethical standards
:
: All authors declare that they have no conflict of interest. None of the authors were financially biased. This study did not receive any external funding.
: Approval for this study given by the Medical Ethical Review Board of the University Medical Center Groningen (METc UMCG), Study Number METc 2015/181.