Impact of Primary Care Benefits on Outpatient Health Care Utilization and Estimated Out-of-Pocket Expenses: A Follow-up Pre-post Study of Three Primary Care Sites in the Philippines. Acta Medica Philippina, [S. l.], v. 60, n. 16, 2026. DOI: 10.47895/. Disponível em: https://actamedicaphilippina.upm.edu.ph/index.php/acta/article/view/13473. Acesso em: 1 sep. 2026.