Funding for this research was provided by:
World Health Organization Centre for Health Development (K21003)
Japan Society for the Promotion of Science (20J00394)
Article History
Received: 10 February 2023
Accepted: 27 March 2023
First Online: 4 May 2023
Declarations
:
: This study does not require either ethics approval or consent to participate as this comprises the review of publicly available materials.
: Not Applicable.
: The authors declare that they have no competing interests.