Funding for this research was provided by:
Wellcome Trust (WT 214274/Z/18/Z)
Medical Research Council (MRC_MC_UU_12012.1)
National Institute of Allergy and Infectious Diseases (R01AI103629)
ME Association (PF8947_ME Association)
Article History
Received: 6 August 2019
Accepted: 22 November 2019
First Online: 4 December 2019
Ethics approval and consent to participate
: Ethical approval for the study was obtained from the MREC and LSHTM Ethics Committee (REC reference 16/WA/0289 and LSHTM ethics committee 6123). Informed consent was obtained from all study participants.
: Not applicable.
: The authors declare that they have no competing interests.