Tidal volume and helmet: Is the never ending story coming to an end?

Affiliations

• ¹ Department of Surgical, Oncological and Oral Science (Di.Chir.On.S.), Section of Anesthesia, Analgesia, Intensive Care and Emergency, Policlinico Paolo Giaccone, University of Palermo, Via del vespro 129, 90127, Palermo, Italy. Electronic address: andrea.cortegiani@unipa.it.
• ² Department of Surgical, Oncological and Oral Science (Di.Chir.On.S.), Section of Anesthesia, Analgesia, Intensive Care and Emergency, Policlinico Paolo Giaccone, University of Palermo, Via del vespro 129, 90127, Palermo, Italy. Electronic address: ippolito.mariachiara@gmail.com.
• ³ Department of Pneumology Hospital de Sabadell, Universitat Autònoma de Barcelona, Parc Taulí, 1, 08208 Sabadell, Spain. Electronic address: mlujan@tauli.cat.
• ⁴ Department of Surgical, Oncological and Oral Science (Di.Chir.On.S.), Section of Anesthesia, Analgesia, Intensive Care and Emergency, Policlinico Paolo Giaccone, University of Palermo, Via del vespro 129, 90127, Palermo, Italy. Electronic address: c.gregoretti@gmail.com.