Frequencies of the major subgroups of precursor B-cell acute lymphoblastic leukemia in Indian children differ from the West. - Siraj, A K; Kamat, S; Gutierrez, M I; Banavali, S; Timpson, G; Sazawal, S; Bhargava, M; Advani, S; Adde, M; Magrath, I; Bhatia, K (Leukemia (08876924), 2003)