Ideal, M Agung Vafky. “Classification of Patient Complaints Against Patient Medical Record Data Using the K Means Method”. Jurnal Sistim Informasi dan Teknologi 5, no. 1 (August 30, 2022): 1–6. Accessed July 5, 2025. http://www.jsisfotek.org/index.php/JSisfotek/article/view/151.