Developing a digital phenotype to subdivide adult immunosuppressed COVID-19 outcomes within the English Primary Care Sentinel Network by Leston, M, Kar, D, Forbes, A, Jamie, G, Wimalaratna, R, Jiwani, G, Ordóñez-Mena, JM, Stewart, DE, Whitaker, H, Joy, M, Lee, LYW, Hobbs, FDR, de Lusignan, S