Affiliation: | 1. Department of Anaesthesia and Perioperative Care, The Royal Marsden NHS Foundation Trust, London, UK;2. Department of Research and Development, The Royal Marsden NHS Foundation Trust, London, UK;3. Transfusion Laboratory, The Royal Marsden NHS Foundation Trust, London, UK;4. Department of Anaesthesia and Perioperative Care, The Royal Free NHS Foundation Trust, London, UK |