Banjarnahor, Jepri, Friska Sinaga, Dedi Setiadi Sitorus, Wahyu Adventus Andreas Sitanggang, and Mardi Turnip. “Application of Decision Tree Method in ECG Signal Classification For Heart Disorder Detection”. Sinkron : jurnal dan penelitian teknik informatika 8, no. 2 (April 8, 2024): 1064-1072. Accessed July 27, 2024. https://jurnal.polgan.ac.id/index.php/sinkron/article/view/13596.