Dayanand Paswan, Lipika Adhikari and 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), pp. 61–67. doi: 10.3126/ajms.v15i7.66108.