Jayidan, Z., A. M. Siregar, S. Faisal, and H. Hikmayanti. “IMPROVING HEART DISEASE PREDICTION ACCURACY USING PRINCIPAL COMPONENT ANALYSIS (PCA) IN MACHINE LEARNING ALGORITHMS”. Jurnal Teknik Informatika (Jutif), Vol. 5, no. 3, June 2024, pp. 821-30, doi:10.52436/1.jutif.2024.5.3.2047.