Yulian, Ely, Endy Paryanto, and Sunartini Hapsara. “The Duration of Playing Play Station@ As a Risk Factor of Obesity in School Age Children in Yogyakarta”. Paediatrica Indonesiana 48, no. 1 (February 29, 2008): 15-7. Accessed May 7, 2024. https://paediatricaindonesiana.org/index.php/paediatrica-indonesiana/article/view/445.