1. Section of Rheumatology, Allergy, and Clinical Immunology, Yale University School of Medicine, New Haven, CT 06511, USA.
2. Department of Immunobiology, Yale University School of Medicine, New Haven, CT 06511, USA.
3. Novartis Institute for Biomedical Research, Basel, Switzerland.
4. Division of Rheumatology, Allergy, and Immunology, University of Rochester School of Medicine and Dentistry, Rochester, NY 14642, USA.
5. Department of Pathology and Laboratory Medicine, David Geffen School of Medicine, University of California, Los Angeles, Los Angeles, CA 90095, USA.
6. Department of Pediatrics, National Jewish Health, University of Colorado, Denver, CO 80113, USA.
7. Department of Orthopaedics and Rehabilitation, Yale University School of Medicine, New Haven, CT 06511, USA.