“Impact of an Ageing Society on Healthcare Expenditure of National Health Insurance in Taiwan”. Jurnal Teknik Industri: Jurnal Keilmuan dan Aplikasi Teknik Industri 21, no. 2 (December 16, 2019): 49–56. Accessed June 26, 2026. https://jurnalindustri.petra.ac.id/index.php/ind/article/view/22222.