1. Division of Clinical Informatics, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Massachusetts, United States
2. Department of Emergency Medicine, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Massachusetts, United States
3. Department of Emergency Medicine, College of Medicine, University of Nebraska Medical Center, Omaha, Nebraska, United States
4. Department of Emergency Medicine, University of Colorado Hospital, University of Colorado School of Medicine, Aurora, Colorado, United States
5. Northeastern Ohio Medical University, University Hospitals Samaritan Medical Center, Ashland, Ohio, United States