Ashraf, Tariq, Muhammad Ishaq, and Asif Nadeem. “IRON DEFICIENCY IN PATIENTS WITH HEART FAILURE: A MISSING LINK”. Pakistan Heart Journal 55, no. 4 (December 31, 2022): 309–310. Accessed November 24, 2024. https://pakheartjournal1.pcs.org.pk/index.php/pk/article/view/2477.