Rokiea Abdlgader. “Impact of Ejection Fraction on Health-Related Quality of Life Sub-Scales in Heart Failure Patients: A Comparative Analysis”. AlQalam Journal of Medical and Applied Sciences (December 27, 2025): 2941–2944. Accessed December 27, 2025. https://journal.utripoli.edu.ly/index.php/Alqalam/article/view/1302.