van Vendeloo, Stefan N.
Godderis, Lode
Brand, Paul L. P.
Verheyen, Kees C. P. M.
Rowell, Suria A.
Hoekstra, Harm
Article History
Received: 23 July 2017
Accepted: 19 March 2018
First Online: 27 March 2018
Ethics approval and consent to participate
: This study was carried out according to the ethical principles for medical research involving human subjects of the WMA Declaration of Helsinki. No individual data were collected, anonymity was guaranteed, participation was voluntary, and informed consent was obtained. The ethical board of the University Hospitals of Leuven determined that the study was exempt from formal ethical review.
: Not applicable.
: The authors declare that they have no competing interests.
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