“Cost-of-Illness in Systemic Sclerosis: A Retrospective Study of an Italian Cohort of 106 Patients”. Reumatismo 55, no. 4 (December 30, 2003): 245–255. Accessed June 29, 2025. https://www.reumatismo.org/reuma/article/view/reumatismo.2003.245.