AKINDELE, Rasaq; ADETORO, Oluwafunmilayo; OLADELE, Anifat; OLASUNKANMI, Sunmonu; IGBALAYE, Sina; ADEYEMO, Adeyemi. Quality Improvement in Osun State Healthcare Delivery: A Cross-sectional Study on Perceived Operational Challenges with the Osun Health Insurance Scheme (OHIS) by Accredited Providers. The Nigerian Health Journal, Nigeria, v. 25, n. 2, p. 803–815, 2025. DOI: 10.71637/tnhj.v25i2.1086. Disponível em: https://tnhjph.com/index.php/tnhj/article/view/1086. Acesso em: 7 dec. 2025.