The DILfrequency study is an adaptive trial to identify optimal IL-2 dosing in patients with type 1 diabetes by Seelig, E, Howlett, J, Porter, L, Truman, L, Heywood, J, Kennet, J, Arbon, E, Anselmiova, K, Walker, N, Atkar, R, Pekalski, M, Rytina, E, Evans, M, Wicker, L, Todd, J, Mander, A, Bond, S, Waldron-Lynch, F