- Correspondence to Dr Raimundas Lunevicius, Aintree University Hospital NHS Foundation Trust, Emergency General Surgery and Major Trauma Centre, Lower Lane, Liverpool, L9 7AL. School of Medicine, University of Liverpool, UK;
- Received 12 November 2016
- Revised 3 May 2017
- Accepted 5 May 2017
- Published online 17 August 2017.
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