Received: 30 March 2020
Accepted: 9 October 2020
First Online: 28 October 2020
Ethics approval and consent to participate
: Ethical approval was granted by a National Health Service (NHS) Ethics Committee (18/NW/0007) and the Health Research Authority, England. Local Research and Development permissions were granted by agreed NHS trusts. Participants who expressed an interest were sent information packs that included a participant information sheet and a consent form. Written informed consent was sought from all participants prior to the interview.
: All participants provided written, informed consent for the publication of quotations from interviews. All authors approved and consented to this publication.
: The authors declare that they have no competing interests.