1. Laboratory of Autoimmune Diseases Josep Font, IDIBAPS-CELLEX, Department of Autoimmune Diseases, ICMiD, Hospital Clínic, Barcelona, Spain
2. SarcoGEAS-SEMI Study Group, Study Group of Autoimmune Diseases (GEAS), Spanish Society of Internal Medicine (SEMI), Spain
3. Rheumatology Unit, Instituto Modelo de Cardiología Privado S.R.L, Córdoba, Argentina
4. Rheumatology Unit, Instituto Universitario de Ciencias Biomédicas de Córdoba (IUCBC), Córdoba, Argentina
5. Instituto De Investigaciones En Ciencias De La Salud (INICSA), Consejo Nacional de Investigaciones Científicas y Técnicas (CONICET), Córdoba, Argentina
6. Centre d’Assistència Primària ABS Les Corts, CAPSBE, Barcelona, Spain
7. Primary Healthcare Transversal Research Group, IDIBAPS, Barcelona, Spain
8. Department of Internal Medicine, Hospital Alvaro Cunqueiro, Vigo, Spain
9. Systemic Autoimmune Diseases Uni, Department of Internal Medicine, Hospital de Son Espases, Palma de Mallorca, Spain
10. Autoimmune Diseases Unit, Department of Medicine, Hospital CIMA, Sanitas, Spain