Text and Data Mining valid from 2020-01-10
First Online: 10 January 2020
Compliance with Ethical Standards
: Lorenz Van der Linden and Isabel Spriet have received a clinical scholarship from the Clinical Research Fund of UZ Leuven.
: Lorenz Van der Linden, Julie Hias, Karolien Walgraeve, Johan Flamaing, Jos Tournoy, and Isabel Spriet have no conflicts of interest that are directly relevant to the content of this article.