1. Institute for Pathology; University Hospital Münster; Münster Germany
2. Department of Medicine; Division of Haematology; Oncology and Tumor Immunology; Bone Marrow Transplantation Unit; Charité Campus Virchow Klinikum - University Medicine Berlin; Berlin Germany
3. Medical and Scientific Affairs; Roche Molecular Diagnostics; Pleasanton CA USA
4. Department of Medicine; Division of Haematology; Oncology and Tumor Immunology; Bone Marrow Transplantation Unit; Charité Campus Benjamin Franklin - University Medicine Berlin; Berlin Germany
5. Department of Haematology and Oncology; Paracelsus-Hospital Osnabrück; Osnabrück Germany