Carvalho, Hugo https://orcid.org/0000-0002-5784-5480
Verdonck, Michael
Berghmans, Johan https://orcid.org/0000-0002-3835-562X
Poelaert, Jan https://orcid.org/0000-0002-0065-2899
Article History
Received: 17 July 2018
Accepted: 13 November 2018
First Online: 16 November 2018
Compliance with ethical standards
:
: The authors declare that they have no conflict 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.