1. Department of Anesthesiology; University Medical Center Groningen; Groningen The Netherlands
2. Department of Critical Care; Medisch Spectrum Twente; Enschede The Netherlands
3. Department of Laboratory Medicine; University Medical Center Groningen; Groningen The Netherlands
4. Department of Mathematics & Computer Science; Eindhoven University of Technology; Eindhoven The Netherlands
5. Haemoscan b.v; Groningen The Netherlands