Heart Rate Variability in Patients with Coronary Artery Disease and Effect of Percutaneous Coronary Angioplasty. Journal of Fatima Jinnah Medical University, [S. l.], v. 18, n. 01, 2024. DOI: 10.37018/JFJMU/1278. Disponível em: http://jfjmu.com/index.php/ojs/article/view/1209. Acesso em: 25 may. 2026.