Clinical utility of the ASDAS index in comparison with BASDAI in patients with ankylosing spondylitis (Axis Study)

1. Sellas i Fernandez, A.
2. Juanola Roura, X.
3. Alonso Ruiz, A.
4. Rosas, J.
5. Medina Luezas, J.
6. Collantes Estevez, E.
7. Abad Hernández, M.Á.
8. Carrasco Benitez, V.
9. Fisac, C.