1 National Referral Center for Rare Systemic Autoimmune Diseases, Department of Internal Medicine, Hôpital Cochin, Assistance Publique-Hôpitaux de Paris (APHP), Université Paris Descartes.
2 Institut Cochin, INSERM U1016, CNRS UMR 8104.
3 Clinical Epidemiology Unit, Hôtel-Dieu Hospital, APHP.
4 UMR 1153 Epidemiology and Statistics Sorbonne Paris Cité Research Center (CRESS), INSERM, Université Paris Descartes, Paris, France.