Relationship between coronary lesion and left ventricular function in patients with fragmented QRS and non-ST elevation acute myocardial infarction #br#
XU Yan-ling, YU Yi-jun, GU Li, WU Hui-jun, ZHENG Wei, ZHOU Zhi-yun, GU Ye△
Tianjin Medical Journal . 2020, (5): 406 -410 .  DOI: 10.11958/20200112