1. MD Aware LLC (MDCalc.com); New York City New York
2. Department of Emergency Medicine; New York University/Bellevue Medical Center; New York City New York
3. Institute of Cardiovascular Sciences; University of Birmingham; Birmingham UK
4. Liverpool Centre for Cardiovascular Science; University of Liverpool and Liverpool Heart & Chest Hospital; Liverpool UK
5. Aalborg Thrombosis Research Unit; Department of Clinical Medicine; Aalborg University; Aalborg Denmark