1. Department of Anesthesia and Intensive Care I, “Iuliu Haţieganu” University of Medicine and Pharmacy, 400012 Cluj-Napoca, Romania
2. Association for Research in Anesthesia and Intensive Care (ACATI), 400162 Cluj-Napoca, Romania
3. Onco-Anaesthesia Research Group, ESAIC, 1000 Brussels, Belgium
4. Outcome Research Consortium, Cleveland, OH 44195, USA