Funding for this research was provided by:
World Health Organisation
Article History
Received: 21 October 2020
Accepted: 30 March 2021
First Online: 17 April 2021
Change Date: 29 April 2021
Change Type: Update
Change Details: "Following publication of the article, formatting has been corrected for Box 1 and for the section 'Practical recommendations'; for further details, please see the correction article linked to this article."
Change Date: 10 May 2021
Change Type: Correction
Change Details: A Correction to this paper has been published:
Change Details: https://doi.org/10.1186/s12936-021-03747-6
Declarations
:
: Not applicable.
: Not applicable.
: The authors declare that they have no actual or potential competing interests.