1. Department of Laboratory Medicine; Hemostasis and Thrombosis Center; AO Istituti Ospitalieri; Cremona Italy
2. Angiology and Blood Coagulation; University Hospital of Bologna; Bologna Italy
3. Department of Clinical Sciences and Community Health; Angelo Bianchi Bonomi Hemophilia and Thrombosis Center; Università degli Studi di Milano; IRCCS Cà Granda Maggiore Hospital Foundation; Milan Italy
4. Department of Cardiothoracic and Vascular Sciences; University Hospital of Padua; Padua Italy
5. Thrombosis Center; Department of Heart and Vessels; University Hospital of Florence; Florence Italy
6. Department of Laboratory Medicine; ULSS 16 and University-Hospital of Padova; Padova Italy
7. Cardiovascular Diseases; University of Bologna; Bologna Italy