De Leonardis, F., S. Aliverini, E. Bonacci, A.M. Buono, S. Bombardieri, G.F. Ferraccioli, C. Montecucco, L. Sinigaglia, F. Trotta, and G. Valentini. “Italian Consensus on the Recommendations about the Use of Methotrexate for the Treatment of Rheumatic Diseases With a Focus on Rheumatoid Arthritis: Results from the ‘3E initiative’”. Reumatismo 62, no. 1 (1): 34-45. Accessed September 20, 2020. https://www.reumatismo.org/index.php/reuma/article/view/reumatismo.2010.34.