Welling, Wouter
Benjaminse, Anne
Seil, Romain
Lemmink, Koen
Zaffagnini, Stefano
Gokeler, Alli
Article History
Received: 22 December 2017
Accepted: 20 March 2018
First Online: 24 March 2018
Compliance with ethical standards
:
: The authors have no conflicts of interest.
: Work has been approved by the ethical committees of the University of Groningen.
: All subjects signed an informed consent form before data collection took place.
: The University of Groningen (ECB/2014.1.20_1).