1. Department of Clinical Epidemiology, Aarhus University Hospital and Aarhus University, Aarhus, Denmark
2. Department of Anesthesiology and Intensive Care Medicine, Horsens Regional Hospital, Horsens, Denmark
3. Department of Anesthesiology and Intensive Care Medicine, Aarhus University Hospital, Aarhus, Denmark
4. Department of Clinical Biochemistry, Aarhus University Hospital, Aarhus, Denmark
5. Department of Epidemiology and Population Health, Stanford University, Stanford, California
6. Department of Neurology and Neurological Sciences, Stanford University, Stanford, California
7. Clinical Excellence Research Center, Stanford University, Stanford, California