Snowden, Joseph S.
Alzahrani, Jehad
Sherry, Lee
Stacey, Martin
Rowlands, David J.
Ranson, Neil A.
Stonehouse, Nicola J.
Funding for this research was provided by:
Wellcome (102174/B/13/Z, 108466/Z/15/Z)
Ministry of Education – Kingdom of Saudi Arabi (JA studentship)
World Health Organization (2019/883397-O)
Article History
Received: 12 January 2021
Accepted: 19 April 2021
First Online: 7 May 2021
Competing interests
: The authors declare no competing interests.