Affiliation: | 1. Department of Emergency Medicine, Vanderbilt University School of Medicine, United States of America;2. Information Systems & Operations Management, Goizueta Business School, Emory University, United States of America;3. Department of Biostatistics, Vanderbilt University School of Medicine, United States of America;4. Department of Emergency Medicine, Christiana Care Health System, United States of America;5. Department of Emergency Medicine, Department Health Policy & Management, George Washington University School of Medicine and Health Sciences, United States of America |