1. Department of Anesthesiology and Intensive Care, Medical University of Göttingen, Göttingen, Germany
2. Department of Anesthesia and Intensive Care Medicine, Humanitas Clinical and Research Center – IRCCS, Milan, Italy
3. Department of Anesthesia and Critical Care, Rimini – Riccione, AUSL Romagna, Rimini, Italy; and
4. Past Professor of Anesthesia, and Intensive Care, University of Milan, Milan, Italy