Gualtierotti, Roberta, Francesca Ingegnoli, Luciana Scalone, Paolo Cortesi, Eleonora Bruschi, Maria Gerosa, and Pier Luigi Meroni. “Feasibility, Acceptability and Construct Validity of EQ-5D in Systemic Sclerosis”. Swiss Medical Weekly 146, no. 5152 (December 18, 2016): w14394. Accessed April 23, 2024. https://smw.ch/index.php/smw/article/view/2261.