ASSESSMENT OF ANNUAL EFFECTIVE DOSE DUE TO INHALATION AND INGESTION OF RADON IN WATER SAMPLES FROM THE CEMENT INDUSTRIAL AREA OF SOKOTO, NORTH-WESTERN NIGERIA. FUDMA JOURNAL OF SCIENCES, [S. l.], v. 4, n. 2, p. 615–619, 2020. DOI: 10.33003/fjs-2020-0402-172. Disponível em: https://fjs.fudutsinma.edu.ng/index.php/fjs/article/view/172. Acesso em: 11 sep. 2025.