1. From the Department of Rheumatology, Université Paris Sud, INSERM Unité 1184, Center for Immunology of Viral Infections and Autoimmune Diseases, Assistance Publique–Hôpitaux de Paris, Hôpitaux Universitaires Paris Sud, Le Kremlin Bicêtre, France (X.M.); and the Rosalind Russell–Ephraim P. Engleman Rheumatology Research Center, Departments of Medicine and Orofacial Sciences, University of California at San Francisco, San Francisco (L.A.C.).