Olivieri, I., D’Angelo, S., Palazzi, C., Leccese, P., Nigro, A. and Padula, A. (2013) “Anti-TNF agents for the treatment of active non-radiographic axial spondyloarthritis”, Reumatismo, 65(1), pp. 1-3. doi: 10.4081/reumatismo.2013.1.