1. Surgical Senior House Officer in Intensive Care, Critical Care Complex, Norfolk & Norwich Acute NHS Trust, Brunswick Road, Norwich NR1 3SR, UK,
2. Sister, Critical Care Complex, Norfolk & Norwich Acute NHS Trust, Brunswick Road, Norwich NR1 3SR, UK,
3. Consultant in Anaesthesia and Intensive Care, Critical Care Complex, Norfolk & Norwich Acute NHS Trust, Brunswick Road, Norwich NR1 3SR, UK