Braekman, Elise http://orcid.org/0000-0002-7621-4596
Drieskens, Sabine
Charafeddine, Rana
Demarest, Stefaan
Berete, Finaba
Gisle, Lydia
Tafforeau, Jean
Van der Heyden, Johan
Van Hal, Guido
Funding for this research was provided by:
Federaal Wetenschapsbeleid
Article History
Received: 11 October 2018
Accepted: 31 October 2019
First Online: 21 November 2019
Ethics approval and consent to participate
: This study has been approved by the Sectoral Committee of the National Register of Belgium. No written consent was foreseen. Participation was equivalent to giving consent. This is conform to the guidelines of good practice of the IEA (International Epidemiological Association).
: Not applicable.
: The authors declare that they have no competing interests.