“STUDYING THE EFFECT OF VITAMIN D AND CALCIUM PREPARATIONS IN THE TREATMENT OF OSTEOPOROSIS AFTER GLUCOCORTICOSTEROID THERAPY IN RHEUMATOID ARTHRITIS”. World Bulletin of Public Health 44 (March 12, 2025): 17–18. Accessed April 2, 2026. https://scholarexpress.net/index.php/wbph/article/view/5029.