From the Department of Anaesthesiology and Critical Care, European Georges Pompidou Hospital, Assistance Publique-Hopitaux de Paris and INSERM UMRS-1140, Université Paris Cité, Paris, France (AG), Department of Anaesthesiology and Critical Care, Doctor Peset University Hospital and Department of Surgery, Valencia University, Valencia, Spain (JVL), Department of Anaesthesiology and Critical Care, Hospital Universitari i Politècnic La Fe and Department of Surgery, Valencia University, Valencia, Spain (RF) and Department of Anaesthesia and Intensive Care, Evangelical Hospital Vienna and Sigmund Freud Private University, Vienna, Austria (SL)

Correspondence to Professor Sibylle Langenecker, Department of Anaesthesia and Intensive Care, Evangelical Hospital Vienna and Sigmund Freud Private University, Vienna, Austria. E-mail: [email protected]