Asad Khan, Farhat Shireen, Auqib Ghulam Shah, Imran Mehboob Baig, Muhammad Abdul Mateen, Muhammad Shahid. 2022. “Comparison of Various Techniques for Left Ventricular Ejection Fraction”. Pakistan Journal of Medical & Health Sciences 16 (07):817. https://doi.org/10.53350/pjmhs22167817.