ALI ALI , M. Measuring Socioeconomic Disparities in Out-of-Pocket Healthcare Expenditure: Evidence from Saudi Arabia. Qubahan Academic Journal, [S. l.], v. 5, n. 3, p. 368–384, 2025. DOI: 10.48161/qaj.v5n3a1942. Disponível em: https://journal.qubahan.com/index.php/qaj/article/view/1942. Acesso em: 11 sep. 2025.