SRIWIYATI, K.; NASIHUN, T.; ABDUH, M. S. The Effects of Hypertension Stages on N-Terminal-Pro Brain Natriuretic Peptide (NT-Pro-BNP) Level and Left Ventricular Ejection Fraction. Sains Medika: Jurnal Kedokteran dan Kesehatan, v. 10, n. 1, p. 5–11, 8 Jul.2019.