1. Intensive Care National Audit & Research Centre (ICNARC) . Report 1. deaths in adult, general critical care units in England and Wales, 1 January 2007 to 31 December 2009, 2011.
2. Faculty of Intensive Care Medicine (FICM) . Care at the end of life: a guide to best practice, discussion and decision-making in and around critical care, 2019.
3. National Institute for Health and Care Excellence . End of life care for adults: service delivery, 2019. Available: https://www.nice.org.uk/guidance/ng142
4. National Institute for Health and Care Excellence . End of life care for adults: quality standard, 2020. https://www.nice.org.uk/guidance/qs13
5. National Institute for Health and Care Excellence . Care of dying adults in the last days of life: quality standard, 2017. Available: https://www.nice.org.uk/guidance/qs144