1. Department of Emergency Medicine The Johns Hopkins School of Medicine Baltimore Maryland USA
2. Department of Internal Medicine Brigham and Women's Hospital Boston Massachusetts USA
3. Department of Internal Medicine University of Utah School of Medicine Salt Lake City Utah USA
4. Department of Anesthesiology Perioperative and Pain Medicine Icahn School of Medicine at Mount Sinai New York New York USA
5. Department of Emergency Medicine Massachusetts General Hospital, Harvard Medical School Boston Massachusetts USA