1. Angelo Bianchi Bonomi Hemophilia and Thrombosis Center and Fondazione Luigi Villa, Fondazione IRCCS Ca’ Granda Ospedale Maggiore Policlinico, Milan, Italy;
2. Department of Pathophysiology and Transplantation, Università degli Studi di Milano, Milan, Italy;
3. Division of Hematology, Department of Internal Medicine, The Ohio State University, Columbus, OH;
4. Department of Haematology, University College London Hospital National Health Service Trust, London, United Kingdom;
5. Department of Hematology, Reference Center for Thrombotic Microangiopathies, Saint-Antoine University Hospital, Assistance Publique–Hôpitaux de Paris, Paris, France;
6. Department of Medicine 1, Division of Hematology and Hemostasis, Medical University of Vienna, Vienna, Austria;
7. Department of Hematology and Central Hematology Laboratory, Inselspital, Bern University Hospital, University of Bern, Bern, Switzerland;
8. Department of Medicine, Duke University School of Medicine, Durham, NC;
9. Hematology Department, Internal Medicine, School of Medicine and Dentistry, Catholic University of Valencia and Hospital Doctor Peset, Valencia, Spain;
10. Departments of Laboratory Medicine and Medicine, St. Michael’s Hospital, Toronto, Canada;
11. Departments of Laboratory Medicine and Pathobiology and Medicine, University of Toronto, Toronto, Canada;
12. Clinical Development, Ablynx, a Sanofi company, Ghent, Belgium; and
13. Medical Affairs, Sanofi, Diegem, Belgium