Funding for this research was provided by:
Royal College of Emergency Medicine (N/A)
Text and Data Mining valid from 2019-03-11
Received: 31 July 2018
Accepted: 4 January 2019
First Online: 11 March 2019
Ethics approval and consent to participate
: This study was approved by the NRES Committee East of England - Essex.Study reference 15/EE/0227
: All participants consented for study data to be published
: The authors declare that they have no competing interests.
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