Parvin, M. S., Rashid, M. U., Habib, M. A., & Ara, S. (2017). Effects of Methotrexate on Prothrombin Time in Rheumatoid Arthritis Patients. KYAMC Journal, 6(1), 550–552. https://doi.org/10.3329/kyamcj.v6i1.32779