1. Department of Hematology, Aarhus University Hospital, Aarhus, Denmark
2. Department of Clinical Epidemiology, Aarhus University Hospital, Aarhus, Denmark
3. Division of Nephrology, Department of Medicine and Anesthesia, University of California, San Francisco, San Francisco, CA, USA
4. Department of Anesthesiology, Aarhus University Hospital, Aarhus, Denmark
5. Department of Hematology, Stanford Cancer Center, Stanford University, Palo Alto, CA, USA
6. Department of Hematology, Odense University Hospital, Odense, Denmark