DINAKRISMA, A. A.; WIJAYA, I. P.; NASUTION, S. A.; DEWIASTY, E. The Role of Fragmented QRS (fQRS) As A Predictor of Major Adverse Cardiac Event within 30 days in Acute Coronary Syndrome Patients: A Retrospective Cohort Study. Acta Medica Indonesiana, [S. l.], v. 51, n. 1, p. 3, 2019. Disponível em: https://actamedindones.org/index.php/ijim/article/view/675. Acesso em: 20 apr. 2026.