Pratama, Dhanar, Favian Dewanta, and Syamsul Rizal. “Construction of Cardiac Arrhythmia Prediction Model Using Deep Learning and Gradient Boosting”. JURNAL INFOTEL 13, no. 3 (August 31, 2021). Accessed October 25, 2021. https://ejournal.st3telkom.ac.id/index.php/infotel/article/view/683.