1 Department of Anesthesia and Intensive Care, IRCCS San Raffaele Scientific Institute, Milan, Italy. Electronic address: scquizzato.tommaso@hsr.it.
2 SAMU de Paris, Necker University Hospital, Assistance Publique-Hôpitaux de Paris, Paris, France.
3 Department of Anesthesia and Intensive Care, IRCCS San Raffaele Scientific Institute, Milan, Italy; Faculty of Medicine, Vita-Salute San Raffaele University, Milan, Italy.