1. Department of Medicine, INIBIC-University of A Coruña, A Coruña, Spain.
2. CIBER-BBN-Cellular Therapy Area, A Coruña, Spain.
3. Division of Rheumatology, INIBIC-Hospital Universitario A Coruña, A Coruña. Spain.
4. Tissue Bank, INIBIC-Hospital Universitario A Coruña, A Coruña, Spain.