Funding for this research was provided by:
National institute for health and disability insurance
Received: 3 September 2019
Accepted: 15 October 2019
First Online: 8 November 2019
Change Date: 4 December 2019
Change Type: Correction
Change Details: In the original publication of this article  the author Marc Du Bois was omitted. In this correction article the author and the corresponding details are provided. The publisher apologizes to the readers and authors for the inconvenience.
Ethics approval and consent to participate
: All procedures followed were in accordance with the ethical standards of the responsible committee on human experimentation (institutional and national) and with the Helsinki Declaration of 1975, as revised in 2000 (5).Ethical approval for the study was granted by the social societal ethical committee (SMEC KU Leuven) with reference number: G- 2017 08 883.Written informed consent was obtained from all patients for being included in the study.
: No additional informed consent was obtained from participants because no identifying information has been included in this article.
: The authors declare that they have no competing interests.