1. Royal Victoria Hospital, Belfast, United Kingdom.
2. Wellcome-Wolfson Institute for Experimental Medicine, Queen’s University Belfast, Belfast, United Kingdom.
3. Nepean Hospital, Sydney, Australia.
4. University of Sydney, Sydney, Australia.
5. Guy’s and St Thomas’ NHS Foundation Trust, London, United Kingdom.
6. Centre for Human and Applied Physiological Sciences, King’s College London, London, United Kingdom.
7. Queen Elizabeth University Hospital, Glasgow, United Kingdom.
8. School of Medicine, Dentistry, and Nursing, University of Glasgow, Glasgow, United Kingdom.
9. National University Hospital, Singapore, Singapore.
10. Edinburgh Royal Infirmary, Edinburgh, United Kingdom.
11. Northern Ireland Clinical Trials Unit, Belfast, United Kingdom.
12. Glasgow Royal Infirmary, Glasgow, United Kingdom.
13. University Hospital of Wales, Cardiff, United Kingdom.
14. Royal Gwent Hospital, Aneurin Bevan University Health Board, Newport, United Kingdom.
15. Department of Anaesthesia Intensive Care and Pain Medicine, Cardiff University, Cardiff, United Kingdom.