1. Department of Emergency Medicine, Memorial Hospital of South Bend, South Bend, Indiana
2. Department of Surgery, Denver General Hospital, Denver, Colorado
3. Indiana University School of Medicine, Indianapolis, Indiana
4. Midwestern University, Glendale, Arizona
5. Departments of Anesthesia, Emergency, and Critical Care Medicine, Ospedale dell'Angelo di Mestre, Venice, Italy
6. Division of Pulmonary Diseases, Critical Care and Environmental Medicine Tulane School of Medicine, New Orleans, Louisiana
7. W.M. Keck Center for Transgene Research, Notre Dame, Indiana