Martanto, Erwan, Surya Dharma, Syarif Subiyakto, and Muhammad Munawar. “Long QT Syndrome - A Case Report”. Medical Journal of Indonesia 12, no. 2 (May 1, 2003): 109–13. Accessed December 21, 2024. http://mji.ui.ac.id/journal/index.php/mji/article/view/92.