“Treatment Of Patients with Chronic Coronary Heart Disease of The Elderly And Senile Age With The Help Of High-Tech Methods”, Eura. Med.Res. Per, vol. 21, pp. 70–75, Jun. 2023, Accessed: Jan. 30, 2026. [Online]. Available: https://geniusjournals.org/index.php/emrp/article/view/4577