SILWAMBA, M.; MWIMBA, C.; HANGOMA, P. Willingness to Pay For National Health Insurance among Informal Sector Workers A Case Study of Kazungula Rural District of Zambia. Journal of Policy and Planning, [S. l.], v. 2, n. 1, p. 21–37, 2025. DOI: 10.54536/jpp.v2i1.5025. Disponível em: https://journals.e-palli.com/home/index.php/jpp/article/view/5025. Acesso em: 10 nov. 2025.