Funding for this research was provided by:
Newcastle University (N/A)
Received: 19 January 2020
Accepted: 17 July 2020
First Online: 27 August 2020
Ethics approval and consent to participate
: Ethical approval was granted by Newcastle University Ethics Board.All participants gave informed written, consent before taking part in the study.
: All authors give consent for the manuscript to be published in its current form. All participants gave their consent for the anonymised interview transcripts to be published.
: All researchers were fully independent from funders and all authors had full access to all of the data (including statistical reports and tables) in the study and can take responsibility for the integrity of the data and the accuracy of the data analysis. The authors declare that they have no competing interests.