Qian An, Sarah L. Wright, Anthony V. Moorman, Helen Parker, Mike Griffiths, Fiona M. Ross, Teresa Davies, Christine J. Harrison, Jon C. Strefford. Heterogeneous breakpoints in patients with acute lymphoblastic leukemia and the dic(9;20)(p11~13;q11) show recurrent involvement of genes at 20q11.21. Haematologica 2009;94(8):1164-1169; https://doi.org/10.3324/haematol.2008.002808.