1 Department of Anesthesia and Intensive Care Medicine, First Medical Faculty and University Military Hospital, Prague, Czech Republic.
2 Department of Anaesthesiology, Resuscitation and Intensive Care Medicine, General University Hospital in Prague, Prague, Czech Republic. pavel.michalek@vfn.cz.
3 Department of Anaesthesiology and Intensive Therapy, Medical University of Lodz, Lodz, Poland.
4 Department of Anaesthesiology, Resuscitation and Intensive Care Medicine, General University Hospital in Prague, Prague, Czech Republic.