Funding for this research was provided by:
National Institute for Health Research - Research for Patient Benefit Programme. (PB-PG-0711-25093)
Received: 14 August 2020
Accepted: 22 April 2021
First Online: 22 June 2021
: The trial was approved by North West Centre for Research Ethics Committees (13/NW/0259) and registered with ExternalRef removed (NCT01914068).
: Not applicable.
: The authors declare that they have no competing interests.