Emergency Medicine Department, Imam Khomeini Hospital, Tehran University of Medical Sciences, Tehran, Iran;
Emergency Medicine Department, Shariati Hospital, Tehran University of Medical Sciences, Tehran, Iran;
Emergency Medicine Department, Shariati Hospital, Tehran University of Medical Sciences, Tehran, Iran;
Emergency Medicine Department, Sina Hospital, Tehran University of Medical Sciences, Tehran, Iran;
Emergency Medicine Department, Imam Khomeini Hospital, Tehran University of Medical Sciences, Tehran, Iran;
Department of Pharmacology, Tehran University of Medical Sciences, Tehran, Iran;