1. University College London London UK
2. Northwell Health Great Neck New York
3. Genentech, Inc. South San Francisco California
4. Hoffmann‐La Roche Mississauga Ontario Canada
5. Centro Estudios Reumatologicos Santiago Chile
6. Centro Mineiro de Pesquisas Juiz de Fora Brazil
7. Centro de Reumatologia y Ortopedia Cimedical Barranquilla Colombia
8. Mario Covas Hospital, Santo Andre Sao Paulo Brazil
9. Hospital Italiano de La Plata Buenos Aires Argentina