Text and Data Mining valid from 2019-08-17
Received: 6 March 2019
Accepted: 7 August 2019
First Online: 17 August 2019
Ethics approval and consent to participate
: The study was approved by the Ethical Committee of the Ghent University Hospital with registration ID B670201214347. All participants signed an informed consent after being informed about the aims of the study.
: The authors declare that they have no competing interests.