Dayanand Paswan, Lipika Adhikari, & Sandip Sarkar. (2024). A study to observe the association of left ventricular ejection fraction and wall motion score index with duration of early systolic lengthening in patients with non-ST-elevation acute coronary syndrome. Asian Journal of Medical Sciences, 15(7), 61–67. https://doi.org/10.3126/ajms.v15i7.66108