1. Department of Anesthesia; Istituto Giannina Gaslini; Genoa Italy
2. Department of Pediatric Anesthesia and Intensive Care Unit; University Hospital Policlinico S.Orsola-Malpighi; Bologna Italy
3. Department of Physiology and Pharmacology; Karolinska Institute; Stockholm Sweden
4. Department of Anesthesiology; University Medical Center Groningen; University of Groningen; Groningen The Netherlands
5. Section of Neuroanesthesia and Neurocritical Care; Department of Anesthesiology, Critical Care and Pain Medicine; “Sapienza” University of Rome; Rome Italy