1. Kaiser Permanente Division of Research, Oakland California USA
2. The Kaiser Permanente CREST Network, Oakland California USA
3. Department of Emergency Medicine, Kaiser Permanente Vallejo Medical Center, Vallejo California USA
4. Department of Emergency Medicine Vanderbilt University Medical Center Nashville TN USA
5. Department of Medicine – Thrombosis and Hemostasis Leiden University Medicine Center Leiden Netherlands
6. Department of Emergency Medicine UMASS Chan Medical School‐Baystate Springfield Massachusetts USA
7. Department of Healthcare Delivery and Population Science UMASS Chan Medical School‐Baystate Springfield Massachusetts USA
8. Department of Emergency Medicine, Kaiser Permanente Roseville Medical Center, Roseville California USA
9. Department of Emergency Medicine Harvard Medical School Boston Massachusetts USA