1. Citizen’s Advice. 2021. “Personal independence payment (PIP) – table of activities, descriptors and points”. Accessed 28th October 2021. https://www.citizensadvice.org.uk/Global/Migrated_Documents/adviceguide/pip-9-table-of-activities-descriptors-and-points.pdf
2. DPAC Sheffield. 2020. “PIP assessment recording equipment”, Disability Sheffield. Accessed 28th October 2021. https://www.disabilitysheffield.org.uk/blog/pip-assessment-recording-equipment-2020-01-12
3. DWP. 2021a. “How Your Disability Affects You” Accessed 1st November 2021. https://assets.publishing.service.gov.uk/government/uploads/system/uploads/attachment_data/file/713118/pip2-how-your-disability-affects-you-form.pdf
4. DWP. 2021b. “Personal independence payment statistics to April 2021”. Accessed 1st November 2021. https://www.gov.uk/government/statistics/personal-independence-payment-statistics-to-april-2021/personal-independence-payment-statistics-to-april-2021
5. Gray, P. 2014. “An independent review of the Personal Independence Payment Assessment”. Stationery Office, Department of Work and Pensions.