Funding for this research was provided by:
National Institute for Health Research (264)
Text and Data Mining valid from 2019-12-01
Received: 1 January 2019
Accepted: 22 November 2019
First Online: 12 December 2019
Ethics approval and consent to participate
: Ethical approval was provided by National Research Ethics Service Committee South East Coast – Surrey (reference number 15/LO/1579).Written consent was obtained from participants.
: Not Applicable.
: The authors declare that they have no competing interests.