Preisler HD, Raza A, Barcos M, Azarnia N, Larson R, Walker I, Browman M, Grunwald H, D'Arrigo P, Doeblin T, et al. High-dose cytosine arabinoside as the initial treatment of poor-risk patients with acute nonlymphocytic leukemia: a Leukemia Intergroup Study. J Clin Oncol. 1987 Jan; 5(1):75-82.