Gutierrez, M., E. Filippucci, F. Salaffi, and W. Grassi. “The Current Role of Ultrasound in the Assessment of Crystal-Related Arthropathies”. Reumatismo 61, no. 3 (September 30, 2009): 216–221. Accessed December 26, 2024. https://www.reumatismo.org/reuma/article/view/reumatismo.2009.216.