1. Department of Hematology, Rigshospitalet, Copenhagen, Denmark;
2. Biotech Research and Innovation Centre and
3. Danish Stem Cell Center, University of Copenhagen, Copenhagen, Denmark;
4. Finsen Laboratory, Rigshospitalet, Copenhagen, Denmark;
5. Hematological Research Laboratory, Herlev University Hospital, Herlev, Denmark;
6. Department of Oncology, Oslo University Hospital, Oslo, Norway;
7. Department of Hematology, Helsinki University Hospital, Helsinki, Finland; and
8. Department of Oncology, Skåne University Hospital, Lund, Sweden