Taqweem, Amjad, Ibrar Ahmed, Intikhab Alam, Zafar Ali, Nowsherwan ., and Amjad Mehboob. 2011. “Short Term Effectiveness of Methotrexate in the Treatment of Active Rheumatoid Arthritis”. Journal of Postgraduate Medical Institute 24 (4). https://jpmi.org.pk/index.php/jpmi/article/view/1217.