Kesumawardani, Enggar Sari, et al. “The Relationship Between Serum Apolipoprotein B Levels and Severity of Coronary Lesions Using The Syntax Score in Non-St Segment Elevation Acute Myocardial Infarction Patients at Haji Adam Malik General Hospital Medan ”. Journal of Society Medicine, vol. 2, no. 4, Apr. 2023, pp. 137-4, doi:10.47353/jsocmed.v2i4.32.