Funding for this research was provided by:
National Institute for Health Research (RP-PG-0617-20001)
Received: 30 June 2020
Accepted: 7 January 2021
First Online: 20 January 2021
Ethics approval and consent to participate
: The North of Scotland Research Ethics Committee (REC) has given approval for the study (Reference number: 19/NS/0130). Substantial amendments that require review by the REC will not be implemented until the REC and Health Research Authority has granted approval. The ISRCTN will be notified of protocol modifications. Study participants will be notified of protocol modifications where appropriate.
: Not applicable