De novo activating mutations drive clonal evolution and enhance clonal fitness in KMT2A-rearranged leukemia oleh Axel Hyrenius-Wittsten, Mattias Pilheden, Helena Sturesson, Jenny Hansson, Michael P. Walsh, Guangchun Song, Julhash U. Kazi, Jian Liu, Ramprasad Ramakrishan, Cristian Garcia-Ruiz, Stephanie Nance, Pankaj Gupta, Jinghui Zhang, Lars Rönnstrand, Anne Hultquist, James R. Downing, Karin Lindkvist-Petersson, Kajsa Paulsson, Marcus Järås, Tanja A. Gruber, Jing Ma, Anna K. Hagström-Andersson