A multicentred study to validate a consensus bleeding assessment tool developed by the biomedical excellence for safer transfusion collaborative for use in patients with haematolog... od Dyer, C, Alquist, C, Curnow, E, Dunbar, N, Estcourt, L, Kaufman, R, Kutner, J, McCullough, J, McQuilten, Z, Potiphar, L, Rioux-Masse, B, Slichter, S, Tinmouth, A, Webert, K, Yokoyama, A, Stanworth, S, BEST Collaborative