Vadacca, M., et al. “BAFF/APRIL/Pathway/in/Sjögren/Syndrome/and/Systemic/Lupus/Erythematosus:/Relationship/With/Chronic/Inflammation/and/Disease/Activity”. Reumatismo, vol. 62, no. 4, Dec. 2010, pp. 259-65, doi:10.4081/reumatismo.2010.259.