Podswiadek, M., Punzi, L., Stramare, R., D’Incà, R., Ferronato, A., Lo Nigro, A., & Sturniolo, G. (2004). The prevalence of radiographic sacroiliitis in patients affected by inflammatory bowel disease with inflammatory low back pain. Reumatismo, 56(2), 110–113. https://doi.org/10.4081/reumatismo.2004.110