“Real-World Experiences of Folic Acid Supplementation (5 Versus 30 Mg Week) With Methotrexate in Rheumatoid Arthritis Patients: A Comparison Study”. Reumatismo 68, no. 2 (September 9, 2016): 90–96. Accessed June 6, 2025. https://www.reumatismo.org/reuma/article/view/872.