Department of Anesthesiology and Intensive Care Medicine, Northern State Medical University, Troitsky Avenue 51, Arkhangelsk 163000, Russia
Lars Bjertnaes
Department of Anesthesiology, University Hospital of North Norway, Tromsø, Norway
Zsolt Molnar
Department of Anaesthesiology and Intensive Therapy, Faculty of Medicine, University of Szeged, Szeged, Hungary
Samir Sakka
Department of Anesthesiology and Intensive Therapy, Cologne-Merheim Medical Center, University of Witten/Herdecke, Krankenhaus Merheim Ostmerheimer Str. 200, 51109 Cologne, Germany
