R, Resmi; V, Anitha. User Fees in Public Healthcare: A Willingness-to-Pay Study in Kerala, India. South India Journal of Social Sciences, [S. l.], v. 23, n. 5, p. 5–8, 2025. DOI: 10.62656/SIJSS.v23i5.1862. Disponível em: https://journal.sijss.com/index.php/home/article/view/1862. Acesso em: 26 nov. 2025.