Kaur A, Dutta SB, Singh A, Varma A, Beg MA, Vishal S. Comparative evaluation of efficacy and safety of methotrexate either alone or in combination with hydroxychloroquine in patients suffering from rheumatoid arthritis. Int J Basic Clin Pharmacol [Internet]. 2017 Jul. 22 [cited 2025 Nov. 13];6(8):1996-2000. Available from: https://www.ijbcp.com/index.php/ijbcp/article/view/1795