[1] SS Antonio Biagio & Cesare Arrigo Hosp, Pediat Anesthesiol & Intens Care Unit, Alessandria, Italy
[2] Univ Turin, Dept Neurosci, S Giovanni Battista Molinette Hosp, Turin, Italy
[3] Vittore Buzzi Childrens Hosp, Dept Anesthesiol & Intens Care, Milan, Italy
[4] Univ Hosp Padua, Dept Cardiothorac Surg, Resp Intens Care Unit, Padua, Italy
[5] Bambino Gesu Children Res Hosp, Resp Unit, Rome, Italy
[6] Univ Turin, S Giovanni Battista Molinette Hosp, Dept Anesthesiol & Intens Care, Turin, Italy
[7] Azienda Osped CTO CRF Maria Adelaide, Dept Anesthesiol & Intens Care, Turin, Italy
[8] Univ Roma Tor Vergata, Dept Neurosci, Rome, Italy
[9] IRCCS Fdn S Lucia, Rome, Italy
[10] Univ Cattolica Sacro Cuore, Dept Anesthesiol & Intens Care, Univ Hosp A Gemelli, Pediat Intens Care Unit, I-00168 Rome, Italy
[11] S Antonio Univ Hosp, MH Lab, Padua, Italy
[12] Univ Messina, Reg Reference Ctr Neuromuscular Dis, AOU Policlin, UOC Neurol & Neuromuscular Disorders, Messina, Italy