Sylvia Ganghammer, Julia Gutjahr, Evelyn Hutterer, Peter W. Krenn, Susanne Pucher, Claudia Zelle-Rieser, Karin Jöhrer, Maikel Wijtmans, Rob Leurs, Martine J. Smit, Valter Gattei, Richard Greil and Tanja N. Hartmann (2016) “Combined CXCR3/CXCR4 measurements are of high prognostic value in chronic lymphocytic leukemia due to negative co-operativity of the receptors”, Haematologica. Pavia, Italy, 101(3), pp. e99-e102. doi: 10.3324/haematol.2015.133470.