1. Alzheimer’s Society (2023) Delirium – Symptoms, Diagnosis and Treatment. www.alzheimers.org.uk/get-support/daily-living/delirium (Last accessed: 9 October 2023.)
2. Diagnostic and Statistical Manual of Mental Disorders
3. Developing questionnaires for educational research: AMEE Guide No. 87;Medical Teacher,2014
4. Activity theory as a basis for the study of work;Ergonomics,2007