Martens, L. C.
Rajasekharan, S.
Jacquet, W.
Vandenbulcke, J. D.
Van Acker, J. W. G.
Cauwels, R. G. E. C.
Article History
Received: 15 January 2018
Accepted: 14 May 2018
First Online: 13 June 2018
Compliance with ethical standards
:
: All procedures performed in the present study 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.