1. Cardiology department Lariboisière Hospital, APHP 2 rue Ambroise Paré Paris France
2. Université de Paris Paris France
3. INSERM UMR‐S‐1140 University of Paris Paris France
4. Laboratory of Hematology Lariboisière Hospital, APHP Paris France
5. Division of Cardiology and Cardiovascular Medicine Fondazione Toscana Gabriele Monasterio Pisa Italy
6. Immuno‐hematology Department Saint Louis Hospital, APHP Paris France