Abdulazeez N, Ogbanje JL, Zakari MS. Thermal Treatment of Radon-222 Concentrations of Drinking Water in Zamfara State, Nigeria. Direct Res. J. Public Health and Environ. Technol. 2025;10(1):114-119. Accessed September 10, 2026. https://journals.directresearchpublisher.org/index.php/drjphet/article/view/378