1. Department of Anesthesiology; Rambam Health Care Campus; the Ruth and Bruce Rappaport Faculty of Medicine; Technion - Israel Institute of Technology; Haifa Israel
2. Department of Epidemiology; Rambam Health Care Campus; the Ruth and Bruce Rappaport Faculty of Medicine; Technion - Israel Institute of Technology; Haifa Israel
3. Department of Anesthesiology; University of Wisconsin; Madison Wisconsin