Funding for this research was provided by:
John Fell Fund, University of Oxford (1601CV002/SS4)
Text and Data Mining valid from 2019-08-06
Received: 4 May 2018
Accepted: 26 July 2019
First Online: 6 August 2019
Ethics approval and consent to participate
: This study was submitted to Oxford University Department of Social Policy Ethics Committee and considered not to require ethics approval.All participants signed a form confirming that they freely consented to their views being captured, and that data being used for publications.
: Not applicable.
: The authors declare that they have no competing interests.