Funding for this research was provided by:
World Health Organization (N/A)
Received: 24 April 2018
Accepted: 14 August 2018
First Online: 3 September 2018
Ethics approval and consent to participate
: The study protocol was approved by the Health Research Ethics Committee of the University of Montreal (n° 16–049-CERES-D).
: Not applicable.
: The authors declare that they have no competing interests.