Montagna, P., R. Brizzolara, C. Ferrone, M. Cutolo, S. Paolino, and M.A. Cimmino. “A Method for Counting Monosodium Urate Crystals in Synovial Fluid”. Reumatismo 67, no. 1 (June 30, 2015): 29-32. Accessed August 4, 2020. https://www.reumatismo.org/index.php/reuma/article/view/reumatismo.2015.827.