Vadacca, M., D. Margiotta, D. Sambataro, F. Buzzulini, M. Lo Vullo, A. Rigon, and A. Afeltra. “BAFF/APRIL Pathway in Sjögren Syndrome and Systemic Lupus Erythematosus: Relationship With Chronic Inflammation and Disease Activity”. Reumatismo 62, no. 4 (1): 259-265. Accessed September 24, 2020. https://reumatismo.org/index.php/reuma/article/view/reumatismo.2010.259.