Abdurakhmanova , N., and K. Akhmedov. “GENETIC ASPECTS OF METHOTREXATE RESISTANCE IN PATIENTS WITH RHEUMATOID ARTHRITIS”. Toshkent Tibbiyot Akademiyasi Axborotnomasi, no. 2, July 2020, pp. 74-77, https://mail.journals.tma.uz/index.php/ttaa/article/view/154.