Article History
Received: 6 February 2020
Accepted: 11 August 2020
First Online: 25 September 2020
Ethics approval and consent to participate
: Not applicable. This work did not involve human or animal participation, data or tissue.
: Not applicable.
: No completing interests declared by HL or TM. WSL reports grants from National Institute for Health Research (NIHR) and unrestricted investigator-initiated research funding from Pfizer, outside the submitted work.