Omer, H. M. R. B.
Hodson, J.
Pontefract, S. K.
Martin, U.
Article History
Received: 21 September 2017
Accepted: 15 February 2018
First Online: 23 February 2018
Ethics approval and consent to participate
: The project did not require NHS Research Ethics Committee approval because it was classified as a clinical audit according to the NHS Health Research Authority defining research tool [CitationRef removed]. The study was approved by the Research and Development department at the University Hospitals Birmingham NHS Foundation Trust.
: Not applicable
: The authors declare that they have no competing interests.
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