1. Department of Hematology and Oncology, Mannheim University Medical Center, Mannheim, Germany;
2. Mannheim Medical Faculty, Heidelberg University, Heidelberg, Germany;
3. Institute of Pathology, Ludwig Maximilian University, Munich, Germany;
4. University Institute of Pathology, Salzburg University Hospital, Paracelsus Medical University, Salzburg, Austria;
5. Munich Leukemia Laboratory, Munich, Germany;
6. Division of Hematology and Ludwig Boltzmann Cluster Oncology, Department of Internal Medicine I, Medical University of Vienna, Vienna, Austria;
7. Wessex Regional Genetics Laboratory, Salisbury, United Kingdom; and
8. Faculty of Medicine, University of Southampton, Southampton, United Kingdom