Martin David Berger, Bernhard Gerber, Kornelius Arn, Oliver Senn, Urs Schanz, and Georg Stussi. 2011. “Significant Reduction of Red Blood Cell Transfusion Requirements by Changing from a Double-Unit to a Single-Unit Transfusion Policy in Patients Receiving Intensive Chemotherapy or Stem Cell Transplantation”. Haematologica 97 (1). Pavia, Italy, 116-22. https://doi.org/10.3324/haematol.2011.047035.