1. Inserm UMS33, Paul Brousse Hospital, 14 Avenue Paul-Vaillant Couturier, 94800 Villejuif, France
2. Department of Clinical Biology, HIA Percy, 101 Avenue Henri Barbusse, 92140 Clamart, France
3. Inserm UMR-S1197, Paul Brousse Hospital, 14 Avenue Paul-Vaillant Couturier, 94800 Villejuif, France
4. French Intergroup on Myeloproliferative Neoplasms (FIM), France
5. GDR 2697 Micronit, France