Funding for this research was provided by:
Nottingham City Clinical Commissioning Group’s National Institute for Health Research Capability Funding
Text and Data Mining valid from 2018-06-07
Received: 31 January 2018
Accepted: 24 May 2018
First Online: 7 June 2018
Compliance with ethical standards
: Tim Carter, Anastasios Bastounis, Boliang Guo and C Jane Morrell declare that they have no conflict of interest.