[1] IRCCS Humanitas Res Hosp, Dept Anesthesia & Intens Care, Anesthesia Unit 1, Via Manzoni 56, I-20089 Milan, Italy
[2] Azienda Sanit Univ Friuli Cent, Sect Anesthesia & Intens Care Med Clin, Udine, Italy
[3] Univ Genoa, Dept Surg Sci & Integrated Diagnost, Genoa, Italy
[4] IRCCS San Martino Univ Hosp, Anesthesia & Crit Care, Genoa, Italy
[5] Univ Parma, Dept Med & Surg, Anesthesiol Crit Care & Pain Med Div, Parma, Italy
[6] IRCCS San Raffaele Sci Inst, Dept Anesthesia & Intens Care, Milan, Italy
[7] Fdn IRCCS Ist Nazl Tumori, Dept Crit & Support Therapy, Milan, Italy
[8] Univ Verona, Sect Anesthesia Intens Care & Pain Therapy, Dept Surg Dent Pediat & Gynecol, Verona, Italy
[9] ASST Papa Giovanni XXIII, Anesthesia & Intens Care Unit, Bergamo, Italy
[10] IRCCS Azienda Osped Univ Bologna, Dept Anesthesia Intens Care & Emergency, Bologna, Italy
[11] Sapienza Univ, Dept Clin Anesthesiol & Cardiovasc Sci, Rome, Italy
[12] Univ Ferrara, Ferrara Univ Hosp, Dept Translat Med, Anesthesia & Intens Care Unit, Ferrara, Italy
[13] Campus Biomed Fdn Rome, Dept Med, Unit Anesthesia Intens Care & Pain Management, Rome, Italy
[14] IRCCS A Gemelli Univ Polyclin Fdn, Dept Emergency Med Anesthesiol & Resuscitat, Rome, Italy
[15] Univ Cattolica Sacro Cuore, IRCCS Roma, Rome, Italy
[16] Univ Foggia, Dept Med & Surg Sci, Intens Care Unit, Foggia, Italy
[17] Giovanni XXIII Polyclin Hosp, Anesthesia & Intens Care Unit 1, Bari, Italy
[18] IRCCS Azienda Osped Univ Bologna, Postoperat & Abdominal Organ Transplant Intens Ca, Bologna, Italy
[19] Azienda Socio Sanit Terr Lariana, Dept Emergency Med Anesthesia & Resuscitat, Unit Anesthesia & Resuscitat 2, Como, Italy
[20] Ctr Riferimento Oncol Aviano IRCCS, Anesthesia & Intens Care Med, Aviano, Pordenone, Italy
[21] Cardinal Massaia Hosp, Anesthesia & Intens Care Unit, Asti, Italy
[22] Univ Naples Federico II, Dept Neurosci Reprod & Odontostomatol Sci, Naples, Italy
[23] Versilia Hosp, Azienda Usl Toscana Nordovest, Anesthesia & Intens Care Unit, Camaiore, Lucca, Italy
[24] Monaldi Hosp, Crit Area Dept, Azienda Osped Specialist Colli, Anesthesia Unit, Naples, Italy
[25] San Bortolo Hosp, Unit Anesthesia & Resuscitat, Vicenza, Italy
[26] Del Mugello Hosp, USL Toscana Ctr, Anesthesia & Intens Care Unit, Florence, Italy
[27] Sacred Heart Catholic Univ, Anesthesia & Intens Care Inst, Rome, Italy
[28] ASO S Croce & Carle, Anesthesia & Intens Care Unit, Cuneo, Italy
[29] Sapienza Univ, Umberto Polyclin Hosp 1, Paride Stefanini Dept Gen & Specialist Surg, Rome, Italy
[30] Ist Nazl Tumori IRCCS Fdn Pascale, Div Anesthesia Pain Med & Support Care, Naples, Italy
[31] Azienda USL IRCCS Reggio Emilia, Anesthesia & Intens Care Unit, Reggio Emilia, Italy
[32] Humanitas Univ, Dept Biomed Sci, Milan, Italy
[33] Univ Udine, Dept Med Area, Udine, Italy