Recapitulation of erythropoiesis in congenital dyserythropoietic anaemia type I (CDA-I) identifies defects in differentiation and nucleolar abnormalities by Scott, C, Downes, DJ, Brown, J, Beagrie, R, Olijnik, AA, Gosden, M, Schwessinger, R, Fisher, C, Rose, A, Ferguson, D, Johnson, E, Hill, Q, Okoli, S, Renella, R, Ryan, K, Brand, M, Hughes, J, Roy, N, Higgs, D, Babbs, C, Buckle, V