PRASTYO, Cahya Edi; SARI, Dian Meutia. Challenges of Sustainability of Employer-Based Retirement Healthcare Services in Indonesia: A Longitudinal Analysis of Demographic Transition and Healthcare Costs 2019–2023. Jurnal Ilmiah Kesehatan, [S. l.], v. 18, n. 1, p. 238 – 249, 2026. DOI: 10.37012/jik.v18i1.3714. Disponível em: https://journal.thamrin.ac.id/index.php/jikmht/article/view/3714. Acesso em: 29 oct. 2026.