Funding for this research was provided by:
National Institute for Health Research (N/A)
Received: 21 February 2019
Accepted: 27 August 2019
First Online: 6 September 2019
Ethics approval and consent to participate
: This study was ethically approved by the Faculty of Health Sciences Research Ethics Committee from the University of Bristol (Ref: 55961).Written or verbal recorded informed consent was obtained prior to interview from all participants.
: Written or verbal recorded informed consent for publication was obtained prior to interview from all participants.All participants agreed to the following statement: “I agree to the study publishing anonymous quotations from the interviews and understand that it will not be possible to identify me in any way.”
: Joanna May Kesten is a member of the editorial board of BMC Public Health. The other authors declare that they have no competing interests.