1. Department of Anesthesiology & Pain Medicine, University of Washington School of Medicine, RR450, 1959 NE Pacific St, Seattle, Washington 98195, United States of America (USA).
2. Institute for Health Metrics and Evaluation, University of Washington, Seattle, USA.
3. Institute of Anesthesiology, University Hospital Zurich, Zurich, Switzerland.
4. Department of Anesthesiology, Critical Care and Pain Medicine, Harvard Medical School, Boston, USA.
5. Usher Institute, University of Edinburgh, Edinburgh, Scotland, United Kingdom.
6. Department of Anesthesiology, Emory University School of Medicine, Atlanta, USA.