Darma, I Wayan Dika Aditia, and Putu Ristyaning Ayu Sangging. “Correlation of NT-ProBNP With Ejection Fraction in Heart Failure Patients: a Literature Review”. Medical Profession Journal of Lampung 16, no. 2 (May 16, 2026): 68-72. Accessed August 22, 2026. http://journalofmedula.com/index.php/medula/article/view/1769.