Funding for this research was provided by:
FOD Volksgezondheid, Veiligheid van de Voedselketen en Leefmilieu (NA)
Curtin University of Technology
Santé Publique France
Received: 3 December 2019
Accepted: 2 March 2020
First Online: 3 April 2020
Ethics approval and consent to participate
: The methodology was approved by the Institutional Review Board of the French Institute for Health and Medical Research (IRB Inserm n°17–404) and the Curtin University Human Research Ethics Committee (approval reference: HRE2017–0760).
: Not applicable.
: The authors declare that they have no competing interests.