1. German Centre for Cancer Registry Data; Robert Koch Institute; Berlin Germany
2. Haematology, Oncology and Tumour Immunology; Charité - University Hospital Berlin, Campus Benjamin Franklin, and Max-Delbrueck-Centre for Molecular Medicine; Berlin Germany
3. Cancer Registry Rhineland-Palatinate gGmbH; Mainz Germany
4. Institute of Transfusion Medicine; Charité - University Hospital Berlin, Campus Virchow Clinic; Berlin Germany