Syari’ati, Z.M. et al. 2026. Heart Disease Risk Classification and Feature Importance Based on Machine Learning Using Microdata SKI 2023. Jurnal Ilmiah Kesehatan (JIKA). 8, 1 (Apr. 2026), 78–89. DOI:https://doi.org/10.36590/jika.v8i1.1929.