Ahmed Ali Phulpoto, Iram Jehan Balouch, Muhammad Hashim kalwar, Altaf Hussain Gajoo, Sajid Ali, Mashooque Ali Dasti, “Comparison of In-Hospital Outcomes between Heart Failure Patients with Reduced (HFrEF) and Preserved Ejection Fraction (HFpEF): A Single Center Cross-Sectional Study ”, IJPRT, vol. 16, no. 1, pp. 2336–2345, May 2026.