Caner Kaya, B. “The Relation of Frontal QRS-T Angle With Syntax Score in Patients With ST Segment Elevation Myocardial Infarction”. Annals of Medical Research, vol. 27, no. 10, May 2021, pp. 2649-53, http://www.annalsmedres.org/index.php/aomr/article/view/1002.