Funding for this research was provided by:
Limburg Sterk Merk, Hasselt University, Ziekenhuis Oost-Limburg and Jessa Hospital
Text and Data Mining valid from 2018-08-15
First Online: 15 August 2018
Compliance with Ethical Standards
: All the authors declare that they have no conflict of interests.
: 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 Declaration of Helsinki and its later amendments or comparable ethical standards. Although this was a retrospective analysis on prospectively gathered data, informed consent was obtained from all individual participants included in the study.