Clinical and serological manifestations of 307 Spanish patients with systemic lupus erythematosus. Comparison with other ethnic groups

1. Blanco, F.J.
2. de la Mata, J.
3. Gómez-Reino, J.J.
4. Corrales, A.
5. Rodríguez Valverde, V.
6. Rosas, J.C.
7. Pascual, E.