Funding for this research was provided by:
The Richard Benjamin Trust
Text and Data Mining valid from 2018-03-22
Received: 8 December 2017
Accepted: 11 March 2018
First Online: 22 March 2018
Ethics approval and consent to participate
: Ethical approval was obtained from the ethics committee at Brunel University London and the research was carried out in accordance with the principals laid down by the Declaration of Helsinki. All participants provided informed, written consent.
: Not applicable.
: The authors declare that they have no competing interests.
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