Spasić, Irena
Owen, David
Smith, Andrew
Button, Kate
Article History
First Online: 12 November 2019
Ethics approval and consent to participate
: Ethical approval was gained from North West - Lancaster Research Ethics Committee, reference: CitationRef removed/NW/0513. NHS Research & Development approval was granted from Cardiff and Vale University Health Board, reference: CitationRef removed/MAY/6491. All participants in this study provided written informed consent.
: To the best knowledge of the authors, there are no competing interests.