Koh K, Teh C, Cheah C, Ling G, Yong M, Hong H, et al. Real-world experiences of folic acid supplementation (5 versus 30 mg/week) with methotrexate in rheumatoid arthritis patients: a comparison study. Reumatismo [Internet]. 2016 Sep. 9 [cited 2024 Nov. 22];68(2):90-6. Available from: https://www.reumatismo.org/reuma/article/view/872