Funding for this research was provided by:
Medical Research Council
Research Trainees Coordinating Centre
Text and Data Mining valid from 2018-09-12
Received: 19 July 2017
Accepted: 31 August 2018
First Online: 12 September 2018
Ethics approval and consent to participate
: All UK patients were included in the ethically approved UKIVAS database, approved by National Research Ethics Service (NRES) committee London SouthEast number 10/H1102/77.
: Written informed consent for publication of their clinical details was obtained from the patients.
: The results presented in this paper have not been published previously in whole or part, except in abstract format. The authors declare that they have no competing interests.
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