Perri T owunari, Tomquin A. Socio-Economic Vulnerability and Policy Gaps: Challenges of Roadside Vendors Exposed to Vehicular Air Pollution in Urban Nigeria. PAJRI-EESG. 2026;1(1):21-29. Accessed November 15, 2026. https://pajri.com/index.php/pajrijeeg/article/view/44