1. Department of Oncology, Center for Bleeding Disorders and Coagulation, Careggi University Hospital, Florence, Italy
2. Vascular Medicine, Amsterdam UMC location University of Amsterdam, Amsterdam, The Netherlands
3. Amsterdam Cardiovascular Sciences, Pulmonary Hypertension & Thrombosis, Amsterdam, The Netherlands
4. Departments of Pediatrics and Pathology, University of Michigan Medical School, Ann Arbor, MI, USA