Funding for this research was provided by:
Bill and Melinda Gates Foundation (OPP1136821)
Received: 11 December 2018
Accepted: 3 June 2019
First Online: 16 August 2019
Ethics approval and consent to participate
: The study has been reviewed and approved by the WHO Ethics Review Committee and all relevant IRBs. Informed consent will be obtained from all study participants prior to their participation in the trial.
: The members of the WHO ACTION Trials Collaboration consent to publication.
: The authors declare that they have no competing interests.