Affiliation: | a Department of Emergency Medicine, Advocate Lutheran General Hospital, Park Ridge, IL, USA;b Section of Emergency Medicine, Department of Medicine, University of Chicago, USA;c Trauma Services Department, Advocate Lutheran General Hospital, Park Ridge, IL, USA;d Chicago Committee on Trauma, American College of Surgeons, USA;e Trauma Services Department, Advocate Lutheran General Hospital, USA;f Advocate Health Care Systems, Oak Brook, IL, USA |