Gualtierotti, R., L. Scalone, F. Ingegnoli, P. Cortesi, C. Lubatti, S. Zeni, and P.L. Meroni. 1. “Health Related Quality of Life Assessment in Patients With Systemic Sclerosis”. Reumatismo 62 (3), 210-14. https://doi.org/10.4081/reumatismo.2010.210.