Skare, Thelma Larocca, Kellen Ferri, and Marcela Aimone Santos. “Systemic Lupus Erythematosus Activity and Beta Two Microglobulin Levels”. São Paulo Medical Journal 132, no. 4 (August 8, 2014): 239–242. Accessed March 12, 2025. https://periodicosapm.emnuvens.com.br/spmj/article/view/1219.