Grace Nikensari, Cut Aryfa Andra, A. N. Nasution, A. C. Lubis, and K. K. Ilyas, “Characteristics of Heart Failure Patients with Reduced Left Ventricular Ejection Fraction (HFrEF) Using Angiotensin Receptor-Neprilysin Inhibitors (ARNI) Compared to Angiotensin Converting Enzyme-Inhibitor (ACE-I)/Angiotensin Receptor Blocker (ARB) Therap”, JETROMI, vol. 8, no. 1, pp. 49–59, Aug. 2026.