Received: 12 December 2019
Accepted: 28 February 2020
First Online: 14 March 2020
Ethics approval and consent to participate
: The IMPACTS survey received approval from the Committee of Ethics and Deontology (CED) of <i>Santé Publique France</i> in 2015, and from CNIL (the French National Commission on Informatics and Liberties, notice No. 915262), CPP (the French ethical research committee, notice No. 3283) and CCTIRS (the French Advisory Committee on Information Processing in Material Research in the Field of Health, notice No. 150522B-31). Written informed consent was obtained from all participants.
: Not applicable.
: The authors declare that they have no competing interests.