Funding for this research was provided by:
World Health Organization
Received: 28 August 2020
Accepted: 1 October 2021
First Online: 15 October 2021
: Ethical approval for a broader study within which this systematic review is nested has been obtained from Ghana Health Service Ethics Review Committee with registration code (GHS-ERC009/03/20).
: Not applicable
: The authors declare that they have no competing interests.