1 Department of Physiology and Pharmacology, Cumming School of Medicine, University of Calgary, Calgary, AB, Canada.
2 Institute of Mountain Emergency Medicine, Eurac Research, Bolzano, Italy.
3 Department of Neurology/Stroke Unit, Hospital of Bolzano (SABES-ASDAA), Bolzano, Italy.
4 Department of Anesthesia and Intensive Care Medicine, Medical University of Innsbruck, Innsbruck, Austria.
5 Department of Psychiatry, Psychotherapy, Psychosomatics and Medical Psychology, University Hospital for Psychiatry II, Medical University of Innsbruck, Innsbruck, Austria.