1. Department of Biochemistry and Pharmaco-Toxicology , Brest University Hospital , Brest , France
2. Inserm, UMR 1304 (GETBO), Western Brittany Thrombosis Study Group, Western Brittany University , Brest , France
3. Department of Hematology , Brest University Hospital , Brest , France
4. Univ Brest, LIEN , Brest , France