Funding for this research was provided by:
Research for Patient Benefit Programme (PB-PG-0214-33010)
Received: 14 July 2020
Accepted: 23 December 2020
First Online: 8 January 2021
Ethics approval and consent to participate
: The trial was approved by the North of Scotland National Research Ethics Service Committee (REC reference 15/NS/0077) and the University of Salford School of Health Sciences Research, Innovation and Academic Engagement Ethical Approval Panel (HSCR 15–94). Patients gave written informed consent in accordance with the principles of Good Clinical Practice and the Declaration of Helsinki. Photographs are of the first author’s hand.
: Not applicable.
: The authors have no financial relationship relevant to this article to disclose. The authors have no conflicts of interest to disclose.