“TO ASSESS THE CONDITION OF THE MYOCARDIUM IN PATIENTS CHRONIC HEART FAILURE ON THE BACKGROUND OF RHEUMATOID ARTHRITIS”, Spec. Jour. of Inno. Ref. and Dev., vol. 4, pp. 210–215, Jun. 2022, Accessed: Jan. 30, 2026. [Online]. Available: https://sjird.journalspark.org/index.php/sjird/article/view/101