Text and Data Mining valid from 2018-12-01
Received: 28 June 2018
Accepted: 20 November 2018
First Online: 4 December 2018
Ethics approval and consent to participate
: All activities were approved by the ethical board of the Ghent University Hospital (Belgian registration number: B670201214431). All study participants were informed and signed an informed consent form.
: Not applicable.
: The authors declare that they have no competing interests.
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