NINGTIYAS, S. A.; PUSPANDARI, D. A. Evaluation of Staged Payment Plan Program to Improve Collectability of Independent Participant Contributions. Jurnal Jaminan Kesehatan Nasional, [S. l.], v. 5, n. 1, p. 75–88, 2025. DOI: 10.53756/jjkn.v5i1.260. Disponível em: https://jurnal-jkn.bpjs-kesehatan.go.id/index.php/jjkn/article/view/260. Acesso em: 10 mar. 2026.