Anti-asparaginase antibodies following E. coli asparaginase therapy in pediatric acute lymphoblastic leukemia. - Woo, M H; Hak, L J; Storm, M C; Evans, W E; Sandlund, J T; Rivera, G K; Wang, B; Pui, C-H; Relling, M V (Leukemia (08876924), 1998)