Baldini, C., A. Tavoni, G. Merlini, M. Sebastiani, and S. Bombardieri. “Primary Sjogren’s Syndrome: Clinical and Serological Feature of a Single Centre”. Reumatismo 57, no. 4 (December 30, 2005): 256–261. Accessed March 28, 2024. https://www.reumatismo.org/reuma/article/view/reumatismo.2005.256.