“FREQUENCY OF CONGESTIVE HEART FAILURE IN PATIENTS WITH CHRONIC OBSTRUCTIVE PULMONARY DISEASE PRESENTED TO TERTIARY CARE HOSPITAL”, RMSR, vol. 3, no. 7, pp. 866–883, Jul. 2025, Accessed: Aug. 07, 2025. [Online]. Available: https://medscireview.net/index.php/Journal/article/view/1562