Late-onset versus early-onset systemic lupus: characteristics and outcome in a national multicentre register (RELESSER)

1. Riveros Frutos, A.
2. Holgado, S.
3. Sanvisens Bergé, A.
4. Casas, I.
5. Olivé, A.
6. López-Longo, F.J.
7. Calvo-Alén, J.
8. Galindo, M.
9. Fernández-Nebro, A.
10. Pego-Reigosa, J.M.
11. Rúa-Figueroa, I.