[1]
“CLINICAL STATUS OF PATIENTS WITH UNSTABLE ANGINA AND CHRONIC HEART FAILURE WITH RETAINED EFFICIENCY FRACTION”, ibmscr, vol. 3, no. 6, pp. 20–24, Jun. 2023, Accessed: Jun. 13, 2025. [Online]. Available: https://researchcitations.com/index.php/ibmscr/article/view/1787