Singh, Prem Bahadur, Rajendra Kumar Verma, Richa Giri, Saurabh Agarwal, Jitendra Singh Kushwaha, Mahendra Pal Singh, Lalit Kumar, and Nirmala Singh. “Efficacy and Safety of Methotrexate Plus Leflunomide in Patients of Rheumatoid Arthritis Not Responding to Methotrexate Alone”. Journal of Clinical Research and Applied Medicine 3, no. 1 (April 21, 2023): 5–8. Accessed May 3, 2024. https://jcramonline.com/index.php/jcram/article/view/48.