Yuristiawan, M., et al. “Cost Analysis of Chronic Diseases Patient of JKN Outpatient For Advanced Health Care Level (RJTL) In Fatmawati General Hospital In 2018 Compared With 2013”. Jurnal Pendidikan Tambusai, vol. 6, no. 1, Apr. 2022, pp. 4869-75, doi:10.31004/jptam.v6i1.3637.