Funding for this research was provided by:
Programme Grants for Applied Research (RP-PG-0614-20011)
Received: 6 April 2020
Accepted: 22 December 2020
First Online: 13 January 2021
Ethics approval and consent to participate
: The study received ethical approval from the North East - Newcastle & North Tyneside 2 Research Ethics Committee on 20th September 2018 as part of the overall MACRO trial ethical approval (REC ref.: 18/NE/0210). All research participants gave their informed consent prior participation.
: Not applicable.
: The authors declare that they have no competing interests.