Aarts, B. M.
Klompenhouwer, E. G.
Dresen, R. C.
Laenen, A.
Beets-Tan, R. G. H.
Punie, K.
Neven, P.
Wildiers, H.
Maleux, G.
Article History
Received: 25 March 2019
Accepted: 24 April 2019
First Online: 7 May 2019
Compliance with ethical standards
:
: The authors declare that they have no conflicts of interest.
: All procedures performed in studies involving human participants 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.
: The requirement for obtaining informed consent was waived by the ethics committee of our institute (S60596), due to the retrospective nature of this study. All authors approved the final manuscript.