Quiescent leukaemic cells account for minimal residual disease in childhood lymphoblastic leukaemia - Lutz, Christoph; Woll, P. S.; Hall, G.; Castor, A.; Dreau, H.; Cazzaniga, G.; Zuna, J.; Jensen, C.; Clark, S. A.; Biondi, A.; Mitchell, C.; Ferry, H.; et al. (Leukemia)