1. University of Michigan Ann Arbor
2. University of Florence Florence Italy
3. University of California in Los Angeles, University of Washington, Seattle, and University of Florence Florence Italy
4. Nippon Medical School Tokyo Japan
5. Paris Descartes University, INSERM U1016, Université Sorbonne Paris Cité, and Cochin Hospital Paris France
6. University College London and Royal Free Hospital London UK
7. University of Washington Seattle
8. Scleroderma Research Consultants, LLC Aiken South Carolina
9. Royal National Hospital for Rheumatic DiseasesRoyal United Hospitals Bath UK
10. Geisel School of Medicine at Dartmouth Hanover New Hampshire