Support needs and barriers to accessing support: baseline results of a mixed-methods national survey of people bereaved during the COVID-19 pandemic by Harrop, E, Goss, S, Farnell, D, Longo, M, Byrne, A, Barawi, K, Torrens-Burton, A, Nelson, A, Seddon, K, Machin, L, Sutton, E, Roulston, A, Finucane, A, Penny, A, Smith, K, Sivell, S, Selman, L