1. Department of Biostatistics and Informatics; University of Colorado; Aurora CO USA
2. Department of Medicine; Division of Hematology; Hofstra North Shore/LIJ School of Medicine; Lenox Hill Hospital; New York NY USA
3. Department of Medicine; Division of Cardiology; Mount Sinai School of Medicine; New York NY USA
4. Department of Medicine and Lombardi Comprehensive Cancer Center; Georgetown University Medical Center; Washington DC USA
5. Department of Medicine; Division of Hematology and Thromboembolism; McMaster University; Hamilton ON Canada
6. Université Paris VII-Denis Diderot; Paris France
7. Worldwide Clinical Trials; Beverly Hills CA USA
8. Department of Medicine; Division of Cardiology; University of Colorado School of Medicine-Anschutz Medical Campus and CPC Clinical Research; Aurora CO USA
9. Departments of Pediatrics and Medicine; Divisions of Hematology; Johns Hopkins University School of Medicine and All Children's Hospital-Johns Hopkins Medicine; Baltimore MD USA
10. Departments of Pediatrics and Medicine; Divisions of Hematology; Johns Hopkins University School of Medicine and All Children's Hospital-Johns Hopkins Medicine; St Petersburg FL USA