1. Julius Center for Health Sciences and Primary Care; UMC Utrecht; Utrecht The Netherlands
2. Transfusion Technology Assessment Department; Sanquin Research; Sanquin Blood Supply Foundation; Amsterdam The Netherlands
3. Department of Clinical Pharmacy and Toxicology; Martini Hospital; Groningen The Netherlands
4. Department of PharmacoTherapy, -Epidemiology & -Economics; Department of Pharmacy; University of Groningen; Groningen The Netherlands
5. Blood Systems Research Institute; San Francisco CA USA
6. Department of Laboratory Medicine; UCSF; San Francisco CA USA