“Effectiveness of Health Services through the JKN Mobile Application at the BPJS Kesehatan Palu Branch in Palu City”. Preventif : Jurnal Kesehatan Masyarakat 16, no. 1 (April 26, 2025): 165–179. Accessed October 12, 2025. https://jurnal.fkm.untad.ac.id/index.php/preventif/article/view/1561.