1. Synapse Research Institute, Maastricht, The Netherlands
2. Department of Biochemistry, Maastricht University, Cardiovascular Research Institute Maastricht, Maastricht, the Netherlands
3. Department of Clinical Chemistry and Haematology, Gelre Hospitals, Apeldoorn, The Netherlands
4. Department of Anaesthesiology, Intensive Care and Perioperative Medicine, Hamad Medical Centre, Doha, Qatar
5. Department of Anaesthesiology, Maastricht University Medical Centre, Maastricht, The Netherlands