Featherstone, Imogen, Sheldon, Trevor, Woodhouse, Rebecca, Boland, Jason W., Hosie, Annmarie, Lawlor, Peter G., Russell, Gregor, Bush, Shirley H., Siddiqi, Najma, Johnson, Miriam, "Risk factors for delirium in adult patients receiving specialist palliative care: A systematic review and meta-analysis", Palliative Medicine,