Hizbullah, Fauzi, Alif Noorachmad Muttaqin, Rahardian Andiharsa Sih Setiarto, Rizki Aulia Hakim, and Sahidan Abdulmana. “Heart Attack Risk Prediction Using Machine Learning: A Comparative Study of Decision Tree and K-Nearest Neighbors”. Electronic Integrated Computer Algorithm Journal 3, no. 1 (October 28, 2025): 11–16. Accessed October 31, 2025. https://journal.yasib.com/index.php/enigma/article/view/98.