Nakale JA, Ayua KJ, Uloko FO, Haruna BS. Determination of Radon Concentration in Selected Groundwater Sources in Obajana, Kogi State. NJP [Internet]. 2023 Jul. 3 [cited 2024 Sep. 19];32(1):40-9. Available from: https://njp.nipngr.org/index.php/njp/article/view/22