Funding for this research was provided by:
Wellcome Trust (109949/Z/15/Z)
Public Health Research Programme (RP 2014-04- 032)
Rosenkranz Prize (Healthcare Research in Developing Countries)
DFID/MRC/Wellcome Trust/ESRC (Joint Health Systems Research Initiative)
Text and Data Mining valid from 2019-04-26
Received: 10 September 2018
Accepted: 27 March 2019
First Online: 26 April 2019
Ethics approval and consent to participate
: As this study uses publically-available data and generates forecast estimates, ethical approval was not necessary.
: Not applicable.
: The authors declare that they have no competing interests.
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