EKWEBE, A. A.; ANGELUS, E. F. . Moderating Effect of Environmental Quality on the Relationship Between Trade Openness and Health Expenditure in Sub-Saharan African Countries. Finance & Economics Review, [S. l.], v. 7, n. 1, p. 42–51, 2025. DOI: 10.38157/fer.v7i1.669. Disponível em: https://riiopenjournals.com/index.php/finance-economics-review/article/view/669. Acesso em: 20 apr. 2025.