Rustamov, U. T. “Specific Features of Depression and Anxiety in Gastric and Duodenal Malignant Neoplasms”. INTERNATIONAL JOURNAL OF HEALTH SYSTEMS AND MEDICAL SCIENCES 2, no. 5 (May 31, 2023): 323–326. Accessed January 28, 2026. https://inter-publishing.com/index.php/IJHSMS/article/view/1870.