Early-onset autoimmune disease due to a heterozygous loss-of-function mutation in TNFAIP3 (A20). Issue 5 (28th June 2017) - Duncan, Christopher J A; Dinnigan, Emma; Theobald, Rachel; Grainger, Angela; Skelton, Andrew J; Hussain, Rafiqul; Willet, Joseph D P; Swan, David J; Coxhead, Jonathan; Thomas, Matthew F; Thomas, Julian; Zamvar, Veena; et al.