1 Unit of Anesthesia and Resuscitation 1, Department of Anesthesia, Intensive Care, and Emergency, Città della Salute e della Scienza, Turin, Italy - g.montrucchio@gmail.com.
2 Unit of Anesthesia and Resuscitation 1, Department of Anesthesia, Intensive Care, and Emergency, Città della Salute e della Scienza, Turin, Italy.
3 Department of Surgical Science, University of Turin, Turin, Italy.