Funding for this research was provided by:
Bijzonder Onderzoeksfonds (15NI05)
Received: 20 February 2020
Accepted: 19 November 2020
First Online: 14 January 2021
Ethics approval and consent to participate
: The project was approved by the Medical Ethics Committee of the Faculty of Medicine and Life Sciences of Hasselt University (protocol number CME2016/679), and all participants provided written consent for participation.
: Participants provided written consent for participation and for publication and dissemination of the findings from this project.
: NAB has received an award with financial reward from the World Conference on Research Integrity (WCRI) at the 5th WCRI in 2017 for the literature review that lead to this work, and a travel award from the Research Foundation - Flanders (FWO) to present these findings at the 6th World Conference on Research Integrity in Hong Kong. WP has no conflicting interests to declare.