Funding for this research was provided by:
Invention for Innovation Programme (II-LA-0813-20007)
Text and Data Mining valid from 2018-05-30
Received: 23 March 2018
Accepted: 16 May 2018
First Online: 30 May 2018
Ethics approval and consent to participate
: Approval for this study was obtained from the London-City Road and Hampstead Research Ethics Committee (REC reference 15/LO/0070). Each person in the study was given a participant’s information sheet and all study participants provided written informed consent.
: Consent for publication containing no personal identifying information was sought and gained from all participants.
: The authors declare that they have no competing interests.
: Springer Nature remains neutral with regard to jurisdictional claims in published maps and institutional affiliations.