Sriwahyuni Batubara, Wiwik, Darwono Darwono, and Erlina Puspitaloka Mahadewi. “Health Insurance Policies For Informal Workers: A Review For National Health Insurance”. International Journal of Health and Pharmaceutical (IJHP) 5, no. 2 (May 31, 2025): 337–341. Accessed September 27, 2025. https://ijhp.net/index.php/IJHP/article/view/371.