purwowiyoto, sidhi laksono, Dony Yugo Hermanto, and Muhammad Iqbal. “How to Manage QT Prolongation in COVID-19 Patients”. Indonesian Journal of Cardiology 41, no. 2 (May 20, 2020): 108–11. Accessed October 8, 2026. https://ijconline.id/index.php/ijc/article/view/1002.