1. Emergency and Intensive Care Department, ASST Papa Giovanni XXIII, 24127, Bergamo, Italy
2. Department of Health
Sciences, University of Milan, 20122, Milan, Italy
3. School of Medicine, Medical Sciences and Nutrition, Epidemiology
Group, Institute of Applied Health Sciences, University of Aberdeen, Scotland, United Kingdom
4. Department of Anaesthesia,
NHS Grampian, Aberdeen AB25 2ZD, Scotland, United Kingdom