[1] Salzburg Gen Hosp, Dept Anaesthesiol Perioperat & Intens Care Med, A-5020 Salzburg, Austria
[2] Paracelsus Private Med Univ, A-5020 Salzburg, Austria
[3] DOCS Hosp, Dept Anaesthesia & Crit Care Med, Goma, DEM REP CONGO
[4] Tech Univ Munich, Klinikum Rechts Isar, Anasthesiol Klin, D-86175 Munich, Germany
[5] Med Univ Vienna, A-1090 Vienna, Austria
[6] Kenyatta Natl Hosp, Dept Anesthesiol & Crit Care Med, Nairobi 00202, Kenya
[7] Nairobi Hosp, Dept Anesthesiol, Nairobi 00100, Kenya
[8] Royal Devon & Exeter NHS Fdn Trust, Exeter EX2 5DW, Devon, England
[9] Karolinska Inst, Karolinska Univ Hosp, Sect Anaesthesia & Intens Care, Dept Physiol & Pharmacol, S-14186 Huddinge, Sweden