Affandi, Maemunah B., L.A. Tamaela, and R. Widodo Talogo. “Prevalence of Heart Disease of Elementary Schoolchildren in a Well-To-Do Population Group, Jakarta 1973”. Paediatrica Indonesiana 19, no. 1-2 (June 16, 2017): 41–6. Accessed April 20, 2025. https://paediatricaindonesiana.org/index.php/paediatrica-indonesiana/article/view/1526.