J Bueno, MD Irriguible and C Palacio (2002) “Simultaneous occurrence of chronic lymphocytic leukaemia and acute lymphoblastic leukaemia”, Haematologica. Pavia, Italy, 87(4), pp. EIM11-EIM11. Available at: https://haematologica.org/article/view/2350 (Accessed: 18September2026).