1. Department of Anesthesiology and Intensive Care, School of Medicine and Health, Technical University of Munich, Munich, Germany,
2. Department of Anesthesiology, Vagelos College of Physicians and Surgeons, Columbia University, New York, New York
3. Department of Anesthesia and Perioperative Medicine, University of Chile, Santiago, Chile
4. Department of Anesthesiology, Perioperative and Pain Medicine, Stanford University, Palo Alto, California